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May 2021

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May 1, Sat

• National Chocolate Parfait Day
• National Herb Day (1st Sat)
• Free Comic Book Day (1st Sat)
• Law Day
• College Signing Day / National College Decision Day
• Loyalty Day
• National Homebrew Day (1st Sat)
• School Principals' Day
• Save the Rhino Day
• May Day
• International Victims of Communism Day
• International Workers' Day
• National Purebred Dog Day
• Print Day In May (1st Sat)
• Mother Goose Day
• Lemonade Day (Weekend) (1st Sat)
• World Naked Gardening Day (1st Sat)
• Join Hands Day (1st Sat)
• 501st Legion Day
• World Labyrinth Day (1st Sat)
• International Day of the Podenco
• National Fitness Day (1st Sat)
• Patient Empathy Day
• World Ankylosing Spondylitis Day (1st Sat)
• National Explosive Ordnance Disposal Day (1st Sat)
• World Sauternes Day
• International Mesh Awareness Day
• International Women's Mountain Biking Day (1st Sat)
• National River Cleanup Day
• Pilates Day (1st Sat)
• National Bubba Day
• Lei Day
• National Scrapbook Day (1st Sat)
• Frequent Flyer Day
• World Beer Pong Day (1st Sat)
• National Wildfire Community Preparedness Day (1st Sat)
• National Bombshells' Day (1st Sat)
• World Lyme Day
• International Drone Day (1st Sat)
• National Play Outside Day (1st Sat)
• National Pole Dance Day (UK)
• World Push-Up Day
• Therapeutic Massage Awareness Day
• National High Potassium Awareness Day
• Keep Pounding Day
• World Fischbroetchen Day (Germany) (1st Sat)
• International Jockstrap Day
• National Front Yard Cookout Day (1st Sat)
• Global Developmental Delay Awareness Day
• Masonic Awareness Day
• Learn to Ride a Bike Day (1st Sat)
• National Mantra Day
• National Rotate Your Beer Day
• National Black Barber Shop Appreciation Day
• Keep Kids Alive! Drive 25 Awareness Day
• Bread Pudding Recipe Exchange Day
• Start Seeing Monarchs Day (1st Sat)
• International Sunflower Guerrilla Gardening Day
• Executive Coaching Day
• New Home Owners Day
• Global Love Day
• Beltaine
• Silver Star Day
• Halfoween
• Batman Day
• Ayrton Senna Day
• National Pimp Day
• Couple Appreciation Day
• National Auctioneers Day (1st Sat)
• Phone in Sick Day
• International Female Ride Day (1st Sat)
• Global Marijuana March Day (1st Sat)
• National Childhood Stroke Awareness Day (1st Sat)
• Bladder Cancer Awareness Day (1st Sat)
• CSS Reboot Day
• Worthy Wage Day
• Green Up Day (Vermont) (1st Sat)
• Feast of Saint Joseph the Worker
• Armour Day (India)
• Staffordshire Day (UK)
• Doctors' Day (Canada)
• Labor Day (Mexico)
• White Rabbit Day
• First Responders Day (Ontario)

May 2, Sun

• World Laughter Day (1st Sun)
• National Truffle Day
• World Tuna Day
• International Dawn Chorus Day (1st Sun)
• International Permaculture Day (1st Sun)
• International Bereaved Mother's Day (1st Sun)
• Baby Day
• International Family Equality Day (1st Sun)
• World Bloggers Day
• Lemonade Day (Weekend) (1st Sun)
• National Life Insurance Day
• Brothers & Sisters Day
• National Ride A Bike Day (1st Sun)
• Battle Of Hogwarts Day / International Harry Potter Day
• National Fire Day
• Scurvy Awareness Day
• MayDay for Mutts (1st Sun)
• Take a Baby to Lunch Day
• National Play Your Ukulele Day
• National Infertility Survival Day
• Roberts Rules of Order Day
• Motorcycle Mass & Blessing of the Bikes Day (1st Sun)
• International Market Research Day
• Polish Diaspora & Poles Abroad Day
• National Curly Hair Day (UK)
• Mother's Day (Spain) (1st Sun)
• National Miscarriage Awareness Day (Australia) (1st Sun)
• Polish National Flag Day (Poland)

May 3, Mon

• World Press Freedom Day
• National Chocolate Custard Day
• Melanoma Monday (1st Mon)
• International Leopard Day
• Paranormal Day
• National Specially-abled Pets Day
• Garden Meditiation Day
• School Bus Drivers Appreciation Day (1st Mon)
• International Rap Music Day
• International Sun Day
• International Wild Koala Day
• National Montana Day
• National SAN Architect Day
• National Wordsmith Day
• National Textiles Day
• National Meeting Planners Appreciation Day
• Two Different Colored Shoes Day
• Lumpy Rug Day
• National Raspberry Popover Day
• National Public Radio Day
• Hugs From Holly Day
• International Day of Forest Kindergarten
• National Clarinet Day
• International Grab a Boob Day
• Discoflux (Discordianism)
• National Widow's Day
• International Grab A Kebab Day
• Pregnancy Fitness Awareness Day
• Great Lakes Awareness Day
• International Eat a Pitogyro Day
• Roodmas
• National New Bra Day (UK)
• Constitution Memorial Day (Japan)
• James Brown Day (Georgia)
• Day of the Cross (El Salvador)

May 4, Tue

• National Teacher Day
• Star Wars Day
• National Orange Juice Day
• International Firefighters' Day
• World Asthma Day (1st Tue)
• National Concert Day (1st Tue)
• Bird Day
• Poem on Your Pillow Day (1st Tue)
• National Foster Care Day (1st Tue)
• SkillsUSA National Signing Day
• National FPIES Awareness Day
• Petite & Proud Day
• International Respect for Chickens Day
• World Give Day
• International Day of the Forest Firefighter
• Bourbon Independence Day
• K.I.N.D. Day
• Dave Brubeck Day
• National Kids Fitness Day
• Anti-Bullying Day
• National Candied Orange Peel Day
• Relationship Renewal Day
• National Weather Observers Day
• International Payroll Day
• Youth Day (China)
• University Mental Health & Wellbeing Day (Australia)
• Give Choose Day (Virginia) (1st Tue)
• Feast of Saint Florian
• Kent State Shootings Remembrance Day (Ohio)
• Coal Miners Day (India)
• Ramune Day (Japan)
• Remembrance of the Dead Day (Netherlands)
• National Childhood Depression Awareness Day
• Greenery Day (Japan)
• Cassinga Day
• Feast of the English Martyrs (UK)

May 5, Wed

• Cinco de Mayo
• National Hoagie Day
• World Hand Hygiene Day
• International Midwives' Day
• National Oyster Day
• National Skilled Trades Day (1st Wed)
• National Enchilada Day
• National Bike To School Day
• National Interpreter Appreciation Day (1st Wed)
• World Maternal Mental Health Day (1st Wed)
• National Day of Awareness for Missing & Murdered Native Women
• Cinco de Rhino
• Mom's Equal Pay Day
• World Pulmonary Hypertension Day
• National Travel Advisor Day (1st Wed)
• Totally Chipotle Day
• Cartoonists Day
• Revenge of the Fifth
• Great American Grump Out (1st Wed)
• National Astronaut Day
• World African Heritage Day
• International Day of the Portuguese Language & Culture
• International Cri du Chat Awareness Day
• International Uyghur Doppa Day
• Tower Technician Appreciation Day
• Significant Other Day
• Hug a Shed & Take a Selfie Day
• National Silence the Shame Day
• National Day to Prevent Teen Pregnancy (1st Wed)
• World Fives Day
• European Independent Living Day
• World Maths Day
• National Library Legislative Day
• Museum Lover's Day
• Occupational Safety & Health Professional Day
• International Roller Derby Day
• Parasite Awareness Day
• Ferret Day (UK)
• Europe Day
• National Burgundy Day
• National Anxiety Disorders Screening Day (1st Wed)
• Book Buddy Day (1st Wed)
• Bonza Bottler Day
• Hidirellez
• Bus Worker Support Day (UK)
• Liberation Day (Netherlands)
• National Domestic Violence Remembrance Day (Australia) (1st Wed)
• Children's Day / Kodomo-no-hi (Japan)
• Tamil Tigers Day
• Carpet Weavers' Day (Azerbaijan)

May 6, Thu

• International No Diet Day
• National Nurses Day
• National Beverage Day
• World Password Day (1st Thu)
• National Day of Prayer (1st Thu)
• National Tourist Appreciation Day
• Wishbone Day
• National Children's Mental Health Awareness Day
• Crepe Suzette Day
• World Accordion Day
• Thank a Dance Teacher Day (1st Thu)
• National Older Adult Mental Health Awareness Day
• International Management Accounting Day
• Thank a Youth Worker Day (1st Thu)
• National Day of Reason (1st Thu)
• World Kids Coloring Day
• Give Local America
• Joseph Brackett Day
• Make-A-Book Day (1st Thu)
• Martin Z. Mollusk Day (1st Thu)
• A Day Without Homework
• Russell Stover Candies Day
• World Moyamoya Awareness Day
• International Blowing Bubbles Day
• National Hentai Day
• Condom Day (Japan)
• Phi Day (Southern Hemisphere)
• Jimmy Buffett Day (Mississippi)
• Idaho Gives Day (Idaho) (1st Thu)
• Feast of Saint Dominic Savio

May 7, Fri

• Sauvignon Blanc Day (1st Fri)
• National Tourism Day
• International Space Day (1st Fri)
• National Cosmopolitan Day
• Military Spouse Appreciation Day
• No Pants Day (1st Fri)
• National Roast Leg of Lamb Day
• National Child Care Provider Appreciation Day
• International Tell Your Crush Day
• National Packaging Design Day
• National Public Gardens Day
• International Harm Reduction Day
• School Lunch Hero Day (1st Fri)
• Working Mothers Day
• World Athletics Day
• International Tuba Day (1st Fri)
• National Barrier Awareness Day
• Bandcamp Friday
• Digital Wellness Day (1st Fri)
• National Dinosaur Day (Australia)
• Very Hungry Caterpillar Day
• Privy Diggers Day
• Beaufort Scale Day
• Cystinosis Awareness Day
• Gamma Day
• Be Best Day
• Love's Baby Soft Day
• World Wide Day of Genital Autonomy
• National Paste Up Day
• Administrative Professionals Day (Australia) (1st Fri)
• National Flower Arranging Day (UK) (1st Fri)
• National Masturbation Day
• National Child & Youth Mental Health Day (Canada)

May 8, Sat

• International Migratory Bird Day (2nd Sat)
• Have a Coke Day
• World Red Cross & Red Crescent Day
• Brunch for Lunch Day
• World Ovarian Cancer Day
• National Animal Disaster Preparedness Day (2nd Sat)
• International Thalassaemia Day
• National Coconut Cream Pie Day
• National Archery Day (2nd Sat)
• National Student Nurses Day
• Victory in Europe Day
• World Fair Trade Day (2nd Sat)
• World Donkey Day
• Black Fae Day
• World Collage Day (2nd Sat)
• International Blue Iguana Day
• World Bonsai Day (2nd Sat)
• Global Big Day
• Project ACES Day
• National River Cleanup Day
• Iris Day
• International Viking Day
• World Binturong Day (2nd Sat)
• National Give Someone a Cupcake Day
• World Buckfast Day (2nd Sat)
• World Belly Dance Day (2nd Sat)
• National Miniature Golf Day (2nd Sat)
• Free Trade Day
• National Field Day
• National Balloon Day (UK) (2nd Sat)
• Hayek Day
• Colorism Awareness Day
• National Report Government Contractor Fraud Day
• Yale Day of Service (2nd Sat)
• National Dog Mom's Day (2nd Sat)
• Ace Day of Visibility
• Expose Bill Gates Day (2nd Sat)
• World Smallpox Eradication Day
• National Outdoor Intercourse Day
• International Lugger Falcon Awareness Day (2nd Sat)
• John Lewis Voting Rights Advancement Action Day
• National Bake Sale Day (2nd Sat)
• Mother Ocean Day
• Time of Remembrance & Reconciliation
• Duckling Day (Boston) (2nd Sat)
• National Coral Reef Day (Indonesia)
• Prairie Appreciation Day (2nd Sat)
• Sun Awareness Day (2nd Sat)
• National Windmill Day (Netherlands) (2nd Sat)
• A Day Without Socks
• Birthmother's Day
• National Babysitter's Day
• Cornelia de Lange Syndrome Awareness Day (2nd Sat)
• American Indian Day (2nd Sat)
• Letter Carrier's Stamp Out Hunger Food Drive Day (2nd Sat)
• National Train Day (2nd Sat)
• White Lotus Day (Theosophy)
• Truman Day (Missouri)
• National Amyloidosis Day (Australia)
• Jamestown Day (Virginia) (2nd Sat)
• National Cycling Day (Netherlands) (2nd Sat)
• Brian May Day (UK)
• Feast of the Apparition of Saint Michael

May 9, Sun

• Mother's Day (2nd Sun)
• National Foodies Day
• Moscato Day
• National Butterscotch Brownie Day
• Lost Sock Memorial Day
• Schuman Day / Europe Day
• National Sleepover Day
• Peter Pan Day
• Rural Life Sunday
• Sophie Scholl Day
• Lilac Sunday (2nd Sun)
• Piccolo Day
• Tear The Tags Off The Mattress Day
• Dianetics Anniversary Day (Scientology)
• Hurray for Buttons Day
• National Veal Ban Action Day (2nd Sun)
• Mothers at the Wall Day (2nd Sun)
• Goku Day (Japan)
• Lemuralia
• MILF Appreciation Day (2nd Sun)
• Yom Yerushalayim (Israel)
• National Garden Day (UK)
• Children's Day (Spain) (2nd Sun)

May 10, Mon

• National Golf Day
• World Lupus Day
• National Shrimp Day
• World Melanoma Day (2nd Mon)
• National Small Business Day
• Clean Up Your Room Day
• Move for Health Day
• World Poultry Day
• National Lipid Day
• National Women's Checkup Day
• National Liver & Onions Day
• National Cycling Day
• National Washington Day
• German Shepherd Day
• International Day of Argania
• National Day Of Action Against Anti-Asian Racism (Canada)
• Golden Spike Day
• Asian Pacific American Mental Health Day
• International Monty Python Status Day
• Whacking Day
• National Cactus Day
• Stay Up All Night Night
• Trust Your Intuition Day
• Child Welfare Professionals Recognition Day (Florida) (2nd Mon)
• Bad Breath Day (UK)
• Maid Day (Japan)
• National Chocolate Fish Day (New Zealand)
• National Brand Day (China)
• Bear Witness Day (Canada)
• Saint Damien of Molokai Feast Day
• Mother's Day (Mexico)
• Feast of Saint John of Avila
• Indian Arrival Day (Jamaica)

May 11, Tue

• Hostess Cupcake Day
• National Foam Rolling Day
• National Eat What You Want Day
• Twilight Zone Day
• National Mocha Torte Day
• World Keffiyeh Day
• Victoria Sponge Day
• Eat Without Guilt Day
• Feynman Day
• World Ego Awareness Day
• National Wear Red Pants Day
• Sex Differences in Health Awareness Day
• Minnesota Admission Day
• National Technology Day (India)
• Ice Saints (Europe)
• Chocolate Ball Day (Sweden)
• National Denim Day for the CURE Foundation (Canada)
• Somerset Day (UK)
• Old May Eve
• Lemuralia
• National Slow Down Move Over Day (Canada) (2nd Tue)
• Rosh Chodesh Sivan
• National Physiotherapy Assistants / PTA Day (Canada)
• KY Gives Day (Kentucky)

May 12, Wed

• International Nurses Day
• National Nutty Fudge Day
• International Awareness Day for Chronic Immunological & Neurological Diseases
• National Receptionists' Day (2nd Wed)
• National Third Shift Workers Day (2nd Wed)
• Limerick Day
• National School Nurse Day
• World FM Day
• International Women in Mathematics Day
• Gum Health Day
• Odometer Day
• National Tampon Day
• National Fibromyalgia Awareness Day
• World Topiary Day
• National Hospital Day
• National Root Canal Appreciation Day (2nd Wed)
• National "YA DIG!" Day
• National Mental Health Provider Appreciation Day
• Native American Rights Day
• Second Amendment Action Day (Pennsylvania)
• Homer Simpsons Birthday
• Donate A Day's Wages To Charity Day (2nd Wed)
• Old May Day
• National Day for Staff Networks (UK) (2nd Wed)
• Sirhind Fateh Diwas (India)
• Feast of Saint Pancras
• Jodhpur Foundation Day (India)

May 13, Thu

• National Apple Pie Day
• International Hummus Day
• World Cocktail Day
• Top Gun Day
• Frog Jumping Day
• National Fruit Cocktail Day
• National Crouton Day
• Tulip Day
• Keller Williams RED Day (2nd Thu)
• World Catholic Education Day
• Swiftie Day
• World Falun Dafa Day
• National Cytotechnology Day
• X-Men Day
• Cough Drop Day
• Leprechaun Day
• IEEE Engineering the Future Day
• Children of Fallen Patriots Day
• Inge Lehmann Day
• World Climate Civility Day
• International Criminal Court Day
• Eid Al-Fitr
• Ascension Day
• Dress in Purple Day (Texas) (2nd Thu)
• Feast of Our Lady of Fatima
• Lemuralia
• MOVE Bombing Anniversary (Pennsylvania)

May 14, Fri

• International Chihuahua Appreciation Day
• National Buttermilk Biscuit Day
• National Dance Like a Chicken Day
• International Dylan Thomas Day
• "The Stars & Stripes Forever" Day
• National Underground America Day
• Fintastic Friday (2nd Fri)
• National Brioche Day
• Bond With Your Dog Day
• National Decency Day
• Apraxia Awareness Day
• World PICU Awareness Day (2nd Fri)
• National Be Kind Online Day
• National School Communicators Day (2nd Fri)
• National Work From Home Day (UK)
• Miniskirt Day (2nd Fri)
• National ODP Day (UK)
• National Travel Insurance Claims Day
• National Good Hair Day
• National Day of Safety for Tow Truck Operators (Canada)
• Mary Seacole Day (UK)
• Feast of Saint Matthias
• Rose Day (South Korea)
• National Unification Day (Liberia)
• Ferdowsi Day (Iran)
• Shades Day (UK)

May 15, Sat

• National Chocolate Chip Day
• International Day of Families
• Armed Forces Day (3rd Sat)
• National Slider Day
• World Whisky Day (3rd Sat)
• Peace Officer's Memorial Day
• National Hispanic Hepatitis Awareness Day
• National Learn to Swim Day (3rd Sat)
• International Water Safety Day
• Spring Astronomy Day
• National Kids to Parks Day (3rd Sat)
• National River Cleanup Day
• World Thrombectomy Day
• World Orthodontic Health Day
• World Vasculitis Day
• World Aeronautical Information Services (AIS) Day
• National Senior Fraud Awareness Day
• Plant a Lemon Tree Day (3rd Sat)
• Culture Freedom Day (3rd Sat)
• International Conscientious Objectors' Day
• Hyperemesis Gravidarum International Awareness Day
• International MPS Awareness Day
• Straw Hat Day
• Nylon Stockings Day
• International Kangaroo Care Awareness Day
• Nakba Day
• National Clean Drain Dry Day
• National Pathological Demand Avoidance Day
• International Fluevog Day
• International Huntington's Disease Awareness Day
• VBF Day of Awareness
• Bring Flowers to Someone Day
• Morel Mushroom Day
• World Fiddle Day (3rd Sat)
• International Men Can Wear Dresses Day
• National Safety Dose Day
• National Tuberous Sclerosis Day
• Aoi Matsuri / Hollyhock Festival (Japan)
• Europe Day (Ukraine) (3rd Sat)
• National Drawing Day (Ireland) (3rd Sat)
• Saint Dympna Feast Day
• Do Dah Day (Alabama)
• Law Enforcement Memorial Day (Florida)

May 16, Sun

• National Barbecue Day
• World Baking Day (3rd Sun)
• Mimosa Day
• International Day of Light
• National Love a Tree Day
• International Day of the Boy Child
• World Education Support Personnel Day
• International AIDS Candlelight Memorial (3rd Sun)
• International Day of Living Together in Peace
• National Do Something Good For Your Neighbor Day
• Take your Parents to the Playground Day (3rd Sun)
• International Celiac Awareness Day
• National Sea Monkey Day
• Biographer's Day
• Stepmothers Day
• Wear Purple for Peace Day
• Drawing Day
• Ride a Unicycle Day (3rd Sun)
• Romani Resistance Day
• World Congenital Disorders of Glycosylation (CDG) Awareness Day
• Sun Bear Day
• World Barrett's Day
• Nickel Day
• World Bloodless Surgery Day
• World Communications Day
• National Coquilles Saint Jacques Day
• I Am An American Day (3rd Sun)
• Rural Life Sunday (Canada) (3rd Sun)
• HAE Day :-)
• Honor Our LGBT Elders Day
• National Piercing Day
• National Children's Day (UK)
• Shavuot
• National Sports Sunday (UK) (3rd Sun)
• National Dengue Day (India)
• Day of Remembrance of the Victims of Political Repressions by the Soviet Regime (Ukraine) (3rd Sun)
• Soil Stewardship Day (3rd Sun)
• Commemoration Day of Fallen Soldiers (Finland) (3rd Sun)
• Saint Honore's Day
• Sikkim Day (India)
• National Famine Memorial Day (Ireland) (3rd Sun)
• Flower Day (Michigan) (3rd Sun)
• Mass Graves Day (Iraq)

May 17, Mon

• Income Tax Pay Day
• National Walnut Day
• World Hypertension Day
• World Telecommunication & Information Society Day
• National Cherry Cobbler Day
• World Neurofibromatosis Awareness Day
• International Day Against Homophobia Transphobia Biphobia
• National Graduation Tassel Day
• World Recycling Day
• National Graduation Day
• National Real Estate Day
• DIPG Awareness Day
• National Idaho Day
• International Art of Giving Day
• National Pinot Grigio Day
• International Child Helpline Day
• National Mushroom Hunting Day
• Pack Rat Day
• Supply Chain Professionals Day (3rd Mon)
• National Pinkfix Day
• Minecraft Anniversary
• World Day of Horticulture
• Constitution Day / Syttende Mai (Norway)
• National Curves Day (Illinois)
• National Emo Day for Women
• National Donkey Welfare Day (Kenya)
• International Twm Sion Cati Day (UK)
• Adi Shankaracharya Jayanti (India)
• National Crime Stoppers Day (Australia)

May 18, Tue

• I Love Reese's Day
• International Museum Day
• International Dinosaur Day (3rd Tue)
• National Cheese Souffle Day
• No Dirty Dishes Day
• HIV Vaccine Awareness Day
• Visit Your Relatives Day
• National Speech Pathologist Day
• International Fascination of Plants Day
• National AAPI Day Against Bullying
• National Bento Day
• National Stop Nausea Day (3rd Tue)
• Mother Whistler Day
• eCard Day
• Children's International Goodwill Day
• Mount Saint Helens Day
• World Hollandia Dairy Day (Nigeria)
• National CASA/GAL Volunteer's Day
• Haitian Flag Day
• National Marshmallow Day (Australia)
• National Cocktail Day (Portugal)
• Mullivaikkal Remembrance Day (Sri Lanka)
• Fibroid Awareness Day (Jamaica)

May 19, Wed

• National Devil's Food Cake Day
• World Inflammatory Bowel Disease Day
• National Asian & Pacific Islander (API) HIV/AIDS Awareness Day
• National Juice Slush Day (3rd Wed)
• Hepatitis Testing Day
• World Family Doctor Day
• World Breastmilk Donation Day
• World Orienteering Day
• Retired Greyhound Day
• National Trauma Survivors Day (3rd Wed)
• Malcolm X Day
• National Employee Health & Fitness Day (3rd Wed)
• May Ray Day
• National Emergency Medical Services For Children Day
• National Scooter Day
• Pontian Genocide Remembrance Day
• World Plant a Vegetable Garden Day
• National Medical Nutrition Action Day
• International Pwoermd Day
• SAP Global Appreciation Day
• National Barber Mental Health Awareness Day
• National Mechanical Dry Eye Day
• Buddha's Birthday
• National Numeracy Day (UK)
• National Accounts Receivable Appreciation Day
• National Send a Nude Day
• Schizencephaly Awareness Day
• Agender Pride Day
• Saffies Day
• Phi Day
• Celebrate Your Elected Officials Day
• National Frog Jumping Jubilee Day
• Cultivating Connectedness Day
• Turn Beauty Inside Out Day (3rd Wed)
• Boys & Girls Club Day
• Youth & Sports Day (Turkey)
• Feast of Saint Pudentiana (Italy)
• 519 Day (Canada)
• Feast of Saint Dunstan of Canterbury (UK)
• Frankinmas (UK)
• Personal Support Worker Day (Ontario)
• Ho Chi Minh's Birthday (Vietnam)

May 20, Thu

• World Bee Day
• National Quiche Lorraine Day
• National Rescue Dog Day
• International Clinical Trials Day
• World Autoimmune Arthritis Day
• International Human Resources Day
• Pick Strawberries Day
• World Metrology Day
• Global Accessibility Awareness Day (3rd Thu)
• 501 Day
• National Streaming Day
• International Red Sneakers Day
• National Notebook Day (3rd Thu)
• International Vyshyvanka Day (3rd Thu)
• Paw Day
• National Hummus Day (3rd Thu)
• Behcet's Disease Awareness Day
• Weights & Measures Day
• Eliza Doolittle Day
• Be a Millionaire Day
• National Aperitif Day (3rd Thu)
• SI Redefinition Day
• National Caesar Day (Canada)
• National Band Director's Day
• Flower Day
• National Orderly Day
• Independence Day (Cuba)
• Josephine Baker Day
• Brown Bag It Thursday (3rd Thu)
• Everybody Draw Mohammed Day
• Mecklenburg Day (North Carolina)
• Emancipation Day (Florida)
• KIDS OCEAN DAY (California)
• Frigga Blot
• National Seal Product Day (Canada)
• 520 Day / Valentine's Day (China)
• National Day of Remembrance (Cambodia)
• Feast of Saint Lucifer of Cagliari

May 21, Fri

• National Pizza Party Day (3rd Fri)
• National Waiters & Waitresses Day
• Endangered Species Day (3rd Fri)
• International Tea Day
• National Bike to Work Day (3rd Fri)
• National Strawberries & Cream Day
• World Day for Cultural Diversity for Dialogue & Development
• National Memo Day
• NASCAR Day (3rd Fri)
• Wear Your Life Jacket to Work Day
• Keanu Reeves Day
• National Talk Like Yoda Day
• National Mamey Day
• National Work From Home Day
• Wear RED for VEDS Day (3rd Fri)
• Natura 2000 Day (Europe)
• Rapture Party Day
• National American Red Cross Founder's Day
• International Virtual Assistants Day (3rd Fri)
• Hug Your Interior Designer Day
• Slap A Patch On It Day
• World Meditation Day (UK)
• National Mourvedre Day
• National EMS Recognition Day
• O. Henry Pun-off Day (3rd Fri)
• Circassian Day of Mourning
• National Defense Transportation Day (3rd Fri)
• Sister Maria Hummel Day
• Afro-Colombian Day (Colombia)
• Anti Terrorism Day (India)
• Teacher's Day (Florida) (3rd Fri)
• Navy Day (Chile)
• Spinal Cord Injury Awareness Day (UK) (3rd Fri)

May 22, Sat

• International Day for Biological Diversity
• National Vanilla Pudding Day
• Goth Day
• National Solitaire Day
• Buy a Musical Instrument Day
• Bitcoin Pizza Day
• World Paloma Day
• National Craft Distillery Day
• World Pre-eclampsia Day
• National Gout Awareness Day
• International Being You Day
• National River Cleanup Day
• National Maritime Day
• International Sherlock Holmes Day
• NF2 & Schwannomatosis Awareness Day
• U.S. Colored Troops Day
• National Curly Hair Day
• Pac-Man Birthday
• International Coco Mom Day
• International Day of Syndrome 22q11
• National Toothpaste Tube Day
• National Psychopath Day
• National Cold Pizza Day
• National Christian T-Shirt Day
• Ethernet Day
• International Heritage Breeds Day
• Ewokalypse
• Growing Flavor in the Garden Day
• Canadian Immigrants' Day
• Harvey Milk Day
• Feast of Saint Rita of Cascia
• Lee Rigby Memorial Day
• Manchester Arena Remembrance / 22 Angels Day (UK)
• National Heroes Day (Sri Lanka)
• National Day (Yemen)

May 23, Sun

• National Taffy Day
• World Turtle Day
• International Day to End Obstetric Fistula
• Lucky Penny Day
• International Synthesizer Day
• World Wrestling Day
• National Drinking with Chickens Day
• National Tea Cosy Day
• Back to Barbecue Day
• World Day Against Melanoma
• National Goat Day
• International Day for the Unreached
• National Vote By Mail Day
• Best Friend-in-Law Day
• 143 Day (Pennsylvania)
• National Medical Coder Day
• Mesmerism Day
• Whit Sunday
• Pentecost
• National Fill Your Thermos Brand Bottle Day
• Declaration of the Bab
• Linnaeus Day (Sweden)
• National Day (Morocco)
• World Crohn's & Colitis Day
• Harvesting Healing Day
• Stormy Daniels Day
• Tubilustrium
• Neighbor Day (Rhode Island)

May 24, Mon

• Asparagus Day
• National Escargot Day
• Brother's Day
• National Scavenger Hunt Day
• Pansexual & Panromantic Awareness & Visibility Day
• World Schizophrenia Awareness Day
• National Yucatan Shrimp Day
• International Tiara Day
• Aviation Maintenance Technician Day
• European Day of Parks
• National DILF Day
• Bob Dylan Day
• International Day Against Epilepsy
• National Beautiful Girls Day
• Anniversary of the Judgment of Paris
• International Women's Day for Peace & Disarmament
• National Wyoming Day
• Whit Monday
• Blink 182 Day
• National Lamb Day (New Zealand)
• Victoria Day (Canada)
• National Schizophrenia & Psychosis Awareness Day (Canada)
• Feast of Mary, Mother of the Church
• National Day of First Nations Fishing Rights (Canada)
• First Responders Appreciation Day (Ohio)
• Independence Day (Eritrea)

May 25, Tue

• National Wine Day
• National Missing Children Day (US)
• National Brown-Bag-It-Day
• International Missing Children Day
• World Thyroid Day
• Global Surgery Day
• Geek Pride Day
• Towel Day
• World Bedwetting Day (Last Tue)
• World Tarot Day
• International Plastic Free Day
• National Bath Bomb Day
• Cookie Monster's Birthday
• National Sing Out Day
• Tap Dance Day
• Thick Girl Appreciation Day (4th Tue)
• African Liberation Day
• Integrity Day (Scientology)
• GDPR Day
• African Languages Day
• Stinky Pee Day
• National Ahmad "Captain Poodaman" Butler Day
• National VTuber Day
• International Day of Skin Pigmentation
• National Adoption Day (Brazil)
• Feast of Saint Bede the Venerable

May 26, Wed

• National Cherry Dessert Day
• National Blueberry Cheesecake Day
• World Otter Day (Last Wed)
• National Senior Health & Fitness Day (Last Wed)
• Dunkin Iced Coffee Day
• World Dracula Day
• World Redhead Day
• National Paper Airplane Day
• World Lindy Hop Day
• World Product Day
• Sally Ride Day
• National Ranboo Day
• National Grey Day
• National Sorry Day (Australia)
• Feast of Saint Philip Neri
• Vesak
• Mother's Day (Poland)
• Independence Day (Georgia)

May 27, Thu

• Red Nose Day (US)
• Chardonnay Day
• National Grape Popsicle Day
• Eat More Fruits & Vegetables Day
• National Italian Beef Day
• Sunscreen Day
• Emergency Medicine Day
• National Gray Day
• Cellophane Tape Day
• Nothing To Fear Day
• Golden Gate Bridge Birthday
• National Day of Black Joy
• Rachel Carson Day
• Old-Time Player Piano Day
• Joe Cool Day
• Meryl Streep Day
• Cultivating Comedy Day
• International Crop Duster's Day
• Feast of Saint Melangell
• Muffin Day (Sweden)
• Swiss National Climate Day (Switzerland)
• Children's Day (Nigeria)
• Army Day (Nicaragua)

May 28, Fri

• National Beef Burger Day
• World Hunger Day
• World Menstrual Hygiene Day
• National Brisket Day
• International Day of Action for Women's Health
• World Blood Cancer Day
• National Road Trip Day
• Don't Fry Day
• National Heat Awareness Day (Last Fri)
• National Poppy Day
• National Cooler Day
• World Dhole Day
• World Play Day
• National Hamburger Day
• Title Track Day (4th Fri)
• Amnesty International Day
• Sierra Club Day
• Whooping Crane Day
• World Dugong Day
• International Hug a Musician Day
• Prader-Willi Syndrome Awareness Day (Last Fri)
• World Passion Fruit Martini Day
• Harambe Day
• International Butler's Day
• International Day of Treacher Collins Syndrome
• National Wig Out Day
• Woman Trousers Day
• Carb Day
• Memorial Day Weekend
• Gardeners Practice Patience Day
• National Death Busters Day
• Gone-ta-pott Day
• National Multiple Births Awareness Day (Canada)
• Bermuda Day (Last Fri)
• National Masturbation Day
• European Neighbours' Day (Last Fri)
• Feast of Saint Bernard of Montjoux
• Great British Spring Clean (UK)
• Gumboot Friday (New Zealand)
• Post Traumatic Stress Disorder Awareness Day (Western Australia) (Last Fri)
• Telugu Self-Respect Day (India)
• Flag Day (Philippines)
• Armed Forces Day (Croatia)

May 29, Sat

• Biscuit Day
• World Digestive Health Day
• International Day of United Nations Peacekeepers
• National 529 College Savings Plan Day
• Learn About Composting Day
• National Paperclip Day
• Elmer Day (UK) (Last Sat)
• National Coq au Vin Day
• International Mount Everest Day
• International Cavalier King Charles Spaniel Day
• National Dog Friendly Day
• National River Cleanup Day
• Amateur Radio Military Appreciation Day
• Pink Flamingo Day
• International Addison's Day
• World Enneagram Day (Last Sat)
• Put A Pillow on Your Fridge Day
• Tony Stark's Birthday
• National Alligator Day
• International Pashto Language Day
• Asexuality Day
• End of the Middle Ages Day
• Ascension of Baha'u'Llah
• Oak Apple Day (England)
• Julia Pierpont Day (West Virginia)
• Fall of Constantinople
• Gnocchi Day (Argentina)
• Republic Day (Nepal)
• National White Wreath Day (Australia)
• Democracy Day (Nigeria)

May 30, Sun

• National Mint Julep Day
• World MS Day
• National Scone Day
• Water a Flower Day
• National Creativity Day
• World Sea Lion Day
• Loomis Day
• National Hole in My Bucket Day
• National Nail Tech Day
• World Juice Day
• National Women in Baseball Day
• International Doubles Day
• National Recruiters Day
• Coca-Cola 600 Day
• Fakesgiving
• World Vape Day
• Trinity Sunday
• Arab Juice Day
• Indianapolis 500 Day
• Garden Amazement Day
• Lod Massacre Remembrance Day (Puerto Rico)
• Indian Arrival Day (Trinidad & Tobago)
• Saint Joan of Arc Feast Day
• No Garbage Day (Japan)
• Biafra Remembrance Day (Nigeria)
• National Potato Day (Peru)
• Children's Day (Hungary) (Last Sun)
• Anguilla Day (Anguilla)
• Goa Statehood Day (India)
• Parliament Day (Croatia)

May 31, Mon

• Memorial Day (Last Mon)
• World No Tobacco Day
• National Macaroon Day
• National Smile Day
• World Meditation Day
• National Autonomous Vehicle Day
• World Parrot Day
• National Speak in Complete Sentences Day
• Web Designer Day
• International Flight Attendant Day
• National Dam Safety Awareness Day
• Tulsa Race Massacre Anniversary
• International Blondes Day
• National Foster Parent Appreciation Day
• Save Your Hearing Day
• What You Think Upon Grows Upon You Day
• Make My Day Day
• Necrotizing Fasciitis Awareness Day
• National Utah Day
• International Enjoy a Cigar Day
• Brothers & Sisters Day (Europe)
• Feast of the Visitation
• Covfefe Day
• White Armband Day
• London History Day (UK)
• National Fisherfolks Day (Philippines)
• Syaday (Discordianism)

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