| Constitution Day | |  |
| National Clean Up Your Room Day | |  |
| National Lipid Day | |  |
| National Shrimp Day | |  |
| National Birth Mother’s Day | |  |
| National Babysitter’s Day | |  |
| National Dog Mom’s Day | |  |
| National Train Day | |  |
| National Archery Day | |  |
| Cornelia De Lange Syndrome Awareness Day | |  |
| Stamp Out Hunger Food Drive Day | |  |
| Mother's Day | |  |
| Confederate Memorial Day | |  |
| World Migratory Bird Day | |  |
| Liberation Day (only Sark) | |  |
| Monarchy Day | |  |
| World Lupus Day | |  |
| National Miniature Golf Day | |  |
| International Day Of Argania | |  |
| World Belly Dance Day | |  |
| Mother Ocean Day | |  |
| National Windmill Day | |  |
| One Day Without Shoes Day | |  |
| World Buckfast Day | |  |
| National Eat What You Want Day | |  |
| National Foam Rolling Day | |  |
| National Twilight Zone Day | |  |
| Mother's Day | |  |
| Day of the National Emblem and Flag of Belarus | |  |
| Father's Day | |  |
| World Ego Awareness Day | |  |
| International Nurses Day | |  |
| National Limerick Day | |  |
| National Odometer Day | |  |
| National Nutty Fudge Day | |  |
| National Fibromyalgia Awareness Day | |  |
| National Women’s Checkup Day | |  |
| Mother's Day | |  |
| Gospel Day | |  |
| St. Andrew's Day | |  |
| Wesak - Buddha Day | |  |
| Buddha Purnima | |  |
| Buddha Purnima/Vesak | |  |
| Vesak Full Moon Poya Day | |  |
| International Day Of Plant Health | |  |
| National Crouton Day | |  |
| National Frog Jumping Day | |  |
| National Apple Pie Day | |  |
| National Fruit Cocktail Day | |  |
| World Cocktail Day | |  |
| International Hummus Day | |  |
| Leprechaun Day | |  |
| Top Gun Day | |  |
| Independence Day | |  |
| National Unification Day | |  |
| Kamuzu Day | |  |
| National Decency Day | |  |
| National Dance Like a Chicken Day | |  |
| National Buttermilk Biscuit Day | |  |
| National Receptionists Day | |  |
| National Third Shift Workers Day | |  |
| Donate A Day’s Wages To Charity Day | |  |
| National Root Canal Appreciation Day | |  |
| World Facilities Management Day | |  |
| Independence Day Holiday | |  |
| Teachers' Day | |  |
| Family Day | |  |
| International Day of Families | |  |
| Peace Officers Memorial Day | |  |
| Feast Day of St Isidore | |  |
| National Chocolate Chip Day | |  |
| National Nylon Stocking Day | |  |
| Bring Flowers To Someone Day | |  |
| National Notebook Day | |  |
| National Straw Hat Day | |  |
| National Police Week | |  |
| Global Accessibility Awareness Day | |  |
| International Vascular Birthmarks Awareness Day | |  |
| SPLA Day | |  |
| Honor Our LGBT Elders Day | |  |
| National Do Something Good for Your Neighbor Day | |  |
| National Love a Tree Day | |  |
| National Piercing Day | |  |
| National Sea Monkey Day | |  |
| National Biographer’s Day | |  |
| National Coquilles Saint Jacques Day | |  |
| Bike to Work Day | |  |
| National Endangered Species Day | |  |
| National Pizza Party Day | |  |
| NASCAR Day | |  |
| Lag B'Omer | |  |
| National Defense Transportation Day | |  |
| Great Prayer Day | |  |
| Horse Rescue Day | |  |
| National Barbecue Day | |  |
| National Waiters Day | |  |
| Drawing Day | |  |
| International Day Of Light | |  |
| International Virtual Assistants Day | |  |
| Shades Day | |  |
| International Day Of Living Together In Peace | |  |
| World Telecommunication and Information Society Day | |  |
| Constitution Day | |  |
| 17 May Constitution Day (1814) | |  |
| Galicia Literature Day | |  |
| Liberation Day | |  |
| National Pack Rat Day | |  |
| National Cherry Cobbler Day | |  |
| National Graduation Tassel Day | |  |
| National Walnut Day | |  |
| National Learn to Swim Day | |  |
| Armed Forces Day | |  |
| Europe Day | |  |
| World Whisky Day | |  |
| National Work From Home Day | |  |
| World Fiddle Day | |  |
| National Pinot Grigio Day | |  |
| World Neurofibromatosis Awareness Day | |  |
| Plant A Lemon Tree Day | |  |