| National Youth Day | Cause | Children, Parents | World |
| National Irish Coffee Day | Food & Beverage | Cocktails, Irish | U.S., World |
| International Holocaust Remembrance Day | Federal | Awareness, Educational, Historical, Jewish | World |
| Candlemas Day | Religious | Christian | World |
| World Cancer Day | Cause | Educational, Health | World |
| World Nutella Day | Food & Beverage | Chocolate, Dessert, Nuts, Pop Culture | World |
| International Day of Women and Girls in Science | Cause | Careers, Educational, Women | World |
| World Radio Day | Special Interest | Technology | World |
| International Dog Biscuit Appreciation Day | Animal | Dog, Food, Pet | World |
| Ash Wednesday | Religious | Christian | World |
| International Polar Bear Day | Cause | Environment, Wildlife | World |
| World Wildlife Day | Cause | Environment, Wildlife | World |
| Ides of March | Cultural | Historical | World |
| Red Nose Day | Cause | Activities, British, Civic, Funny | World |
| St. Patrick's Day | Cultural | Ethnic, Festivities, Historical, Liquor | World |
| French Language Day | Cultural | Educational, Ethnic | World |
| International Day of Happiness | Cause | Friendship, Mental Health | World |
| Spring Equinox | Seasonal | Meteorological | World |
| International Day of Forests | Environmental | Awareness, Educational | World |
| World Down Syndrome Day | Health | Awareness, Educational, Health | World |
| World Poetry Day | Arts & Entertainment | Activities, Cultural | World |
| World Meteorological Day | Special Interest | Careers | World |
| International Waffle Day | Food & Beverage | Dessert, Food | World |
| World Backup Day | Special Interest | Technology | World |
| World Party Day | Fun | Activities, Family, Friendship | World |
| World Health Day | Health | Awareness, Health | World |
| Passover | Religious | Cultural, Family, Festivities, Historical, Jewish, Wine | World |
| Maundy Thursday | Religious | Christian, Historical | World |
| Good Friday | Religious | Christian, Historical | World |
| Easter | Religious | Christian, Historical | World |
| National Haiku Poetry Day | Fun | Activities, Writing | World |
| National Velociraptor Awareness Day | Education | Educational, Historical, Movies | World |
| Tiradentes Day | Cultural | Cultural, Historical | World |
| Earth Day | Cause | Awareness, Environment | World |
| World Book Day | Arts & Entertainment | Activities, Books, Educational | World |
| World Malaria Day | Health | Children, Family, Health | World |
| International Dance Day | Arts & Entertainment | Activities, Fun | World |
| International Guide Dog Day | Animal | Awareness, Dog, Pet | World |
| International Jazz Day | Arts & Entertainment, Fun | Cultural, Music | World |
| Vesak | Religious | Buddhist, International | World |
| World Password Day | Special Interest | Internet, Technology | World |
| World Migratory Bird Day | Cause | Environment, Wildlife | World |
| Fair Trade Day | International, Special Interest | Consumer Awareness, Farming, Global, Global Focus, Shopping, Social Change, Sustainability | World |
| International Day for Biological Diversity | Cause | Conservation, Environment, International, Science, UN | World |
| Shavuot | Relationship | Cultural, Jewish | World |
| World No Tobacco Day | Health | Diseases, Global, Health, International | World |
| Global Day of Parents | Relationship | Extended Family, Family, Love | World |
| Global Running Day | Health | Activities, Health, Lifestyle | World |
| World Bicycle Day | Health | Activities, Environment, Fitness, Global, Health, Hobby, International | World |
| World Cider Day | Food & Beverage | | World |
| World Environment Day | Cause | Climate Change, Conservation, Environment, Global Focus, Health, Wildlife | World |
| Russian Language Day | Cultural | Ethnic, Russian | World |
| Prince’s Birthday | Arts & Entertainment | Birthday, Celebrity, Music, Pop Culture | World |
| World Oceans Day | Cause | Environment, Global Focus, International | World |
| Philippines Independence Day | International | Cultural, Festivities, Historical | World |
| World Blood Donor Day | Health | Activities, Giving Back, Global Focus, Health | World |
| World Elder Abuse Awareness Day | Cause | Elderly, Global Focus, Safety | World |
| International Day of the African Child | Cause | Children, Cultural, International, Parents | World |
| International Sushi Day | Food & Beverage | Food, Healthy Food, Japanese, Japanese Food | World |
| International Box Day | Special Interest | Activities, Cat, International, Pet | World |
| Summer Solstice | Seasonal | Meteorological, Pagan, Summer | World |
| World Refugee Day | Cause | Global Focus, International, UN | World |
| International Yoga Day | Special Interest | Fitness, Health, International, Lifestyle, Mens Health, Mental Health, Sports, Womens Health, Yoga | World |
| World Day of Music | Fun | Classical Music, Global, International, Music | World |
| National Hydration Day | Health | Awareness, Fitness, Health, Lifestyle, Sports | World |
| Global Beatles Day | Arts & Entertainment | Global, International, Music, Pop Culture | World |
| International Day of the Seafarer | Federal | Civic, Global, Historical, International | World |
| International Asteroid Day | Special Interest | Activities, International, Obscure, Science | World |
| International Joke Day | Special Interest | Activities, Fun, Funny, International | World |
| World UFO Day | Special Interest | Crazy, Historical, Obscure, Pop Culture, Science Fiction | World |
| Asalha Puja | Religious | Buddhist, Cultural, Historical | World |
| World Population Day | Cause | Awareness, Conservation, Educational, Environment, Global Focus, UN | World |
| National Nude Day | Cause | Awareness, Crazy, Educational, Fun, Historical, Summer | U.S., World |
| World Emoji Day | Arts & Entertainment | Pop Culture, Social Media | World |
| Nelson Mandela International Day | Federal, International | Giving Back, Historical, International, UN | World |
| World Listening Day | Special Interest | Activities, Creative, Environment, Global, Music | World |
| World Hepatitis Day | Health | Awareness, Educational, Global Focus, Health, International | World |
| Day of Arafah | Religious | Islamic | World |
| International Day of Friendship | Relationship | Appreciation, Friendship, Fun, International, Love, Mental Health | World |
| Eid al-Adha | Religious | Islamic | World |
| Harry Potter's Birthday | Arts & Entertainment | Children, Family, Pop Culture | World |
| International Cat Day | Animal | Cat, Pet | World |
| National Women's Day | Cause | Awareness, Women | World |
| Mountain Day | Environmental | Activities, Cultural, Environment, Family, Historical | World |
| International Lefthanders Day | Fun | Pop Culture | World |
| Pakistan Independence Day | Cultural | Cultural, Historical | World |
| Indian Independence Day | Cultural | Civic, Cultural, Festivities, Hindu, Historical | World |
| International Homeless Animals Day | Animal | Awareness, Bird, Cat, Dog, Pet | World |
| Islamic New Year | Religious | Islamic | World |
| World Humanitarian Day | Cause | Awareness | World |
| Ninoy Aquino Day | International | Civic, Cultural, Historical | World |
| World Plant Milk Day | Food & Beverage | Environment, Food, Healthy Food | World |
| Cheap Flight Day | Fun | Activities, Financial, Technology | World |
| Ashura | Religious | Islamic, Jewish | World |
| National Heroes' Day | International | Military | World |
| World Coconut Day | Food & Beverage | Food | World |
| International Day of Charity | Cause | Awareness, Civic | World |
| International Literacy Day | Cause | Activities, Awareness, Educational, Writing | World |
| World Suicide Prevention Day | Health | Health | World |
| European Heritage Days | Cultural, International | German, Historical | World |
| International Day of Democracy | Cause | Awareness, Federal | World |
| Pchum Ben | Religious | Buddhist | World |
| International Patient Safety Day | Health | Health | World |
| Rosh Hashanah | Religious | Jewish | World |
| National Meow Like a Pirate Day | Animal | Pet | World |
| Talk Like a Pirate Day | Special Interest | Activities | World |
| German World Children's Day | Cultural, Family, International | Children, Family | World |
| Wife Appreciation Day | Relationship | Family, Love, Women | World |
| International Day of Peace | Cause | Awareness, Federal | World |
| Hobbit Day | Arts & Entertainment, Sci-Fi | Pop Culture, Weird National | U.S., World |
| German Sandwich Day | Food & Beverage | Food, German | World |
| Heritage Day | Fun | Cultural, Educational, Family, Historical | World |
| National Bunny Day | Animal | Pet | World |
| World Tourism Day | Special Interest | Activities | World |
| Yom Kippur | Religious | Cultural, Jewish | World |
| World Rabies Day | Animal | Pet | World |
| World Heart Day | Health | Health | World |
| International Podcast Day | Special Interest | Technology | World |
| International Coffee Day | Food & Beverage | Cooking, drinking, Food | World |
| International Day of Older Persons | Cause | Cultural, Elderly, Health | World |
| World Vegetarian Day | Food & Beverage | Food, Health | World |
| International Day of Non-Violence | Cause | Awareness, Health, Mental Health | World |
| Sukkot | Religious | Historical, Jewish | World |
| Mean Girls Day | Arts & Entertainment | Movie | World |
| World Animal Day | Animal | Environment, Pet, Wildlife | World |
| World Teachers' Day | Career | Careers, Educational | World |
| World Cerebral Palsy Day | Cause | Educational, Health | World |
| World Post Day | Federal | Careers, Historical | World |
| World Mental Health Day | Health | Educational, Health | World |
| World Obesity Day | Health | Educational, Health | World |
| Global Handwashing Day | Health | Awareness, Educational, Health | World |
| Maths Day | Cause | Educational | World |
| Mysore Dasara | Religious | Hindu | World |
| International ShakeOut Day | Environmental | Health | World |
| World Osteoporosis Day | Health | Awareness, Health | World |
| International Day of the Nacho | Food & Beverage | Cooking, Food, Mexican, Mexican food | World |
| United Nations Day | Federal | Historical | World |
| National Breadstick Day | Food & Beverage | baking, Food | U.S., World |
| International Stout Day | Food & Beverage, International | Beer, Beverage | World |
| International Accounting Day | Career | Careers, Financial, Work | World |
| National Pupusa Day | Food & Beverage | Cooking, Cultural, Ethnic, Food | World |
| National Metal Day | Arts & Entertainment | Funny, Music, Pop Culture | World |
| World Diabetes Day | Health | Awareness, education, Health | World |
| International Day For Tolerance | Cause | Awareness, Friendship | World |
| World Prematurity Day | Health | Health | World |
| International Men’s Day | Cause | Family, Friendship, Health | World |
| World Toilet Day | Cause | Educational, Health | World |
| Universal Children’s Day | Cause | Children, Family, Health | World |
| World Television Day | Special Interest | Technology | World |
| International Survivors of Suicide Day | Cause | Health, Mental Health | U.S., World |
| International Day for the Elimination of Violence Against Women | Cause | Health, Mental Health, Women, Womens Health | World |
| World AIDS Day | Health | Awareness, Educational, Health | World |
| International Ninja Day | Special Interest | Activities, Fun | World |
| International Civil Aviation Day | Special Interest | Activities | World |
| Chanukah | Religious, Seasonal | Family, Friendship, Historical, Jewish | World |
| International Mountain Day | Cause | Environment | World |
| National Bouillabaisse Day | Food & Beverage | Cooking, Cultural, French | World |
| Arabic Language Day | Cultural | Educational, Ethnic | World |
| Winter Solstice | Seasonal | Meteorological | World |
| Christmas Eve | Religious, Seasonal | Christian, Family, Friendship, Historical | World |
| Christmas | Religious, Seasonal | Christian, Family, Friendship, Historical | World |
| Jesus' Birthday | Religious | Catholic, Christian | World |
| Boxing Day | Cause | Shopping | World |
| Kwanzaa | Special Interest | Cultural | World |
| New Year's Eve | Cultural | Fun, Historical | World |
| Thyroid Awareness Month | Health | Health | World |
| Responsible Pet Owners Month | Animal | Cat, Dog, Pet | U.S., World |
| Sexual Health Month | Health | Educational, Health | World |
| World Alzheimer's Month | Health | Awareness, Educational, Health, Mental Health | World |
| National Eczema Week | Health | Awareness, Educational, Health | World |
| Oktoberfest | Cultural | Cultural, Festivities, Food, German, Liquor | World |
| Global Diversity Awareness Month | Cause | Children, Civic, Cultural, Historical | World |
| World Menopause Month | Health | Educational, Health | World |
| Bone and Joint Health National Action Week | Health | Educational, Health | World |
| Durga Puja | Religious | Cultural, Hindu | World |
| Respiratory Care Week | Health | Health | Canada, U.S., World |
| World Antibiotic Awareness Week | Health | Awareness, Educational, Health | World |
| GERD Awareness Week | Health | Awareness, Diseases, Educational, Health | World |
| Universal Human Rights Month | Cause | Awareness, Health | World |
