Holidays
Saturday
March 21 Day Holidays
An annual observance on March 21, the spring equinox, recognizing the cultural, economic, and ecological significance of flowers.
An annual observance on March 21 celebrating the crunchy taco, a fried corn tortilla shell filled with seasoned meat, lettuce, cheese, and other toppings.
United States 
A national observance on March 21 recognizing the dedication, sacrifices, and child-rearing efforts of unmarried, widowed, or divorced parents.
United States 
A food observance on the first Saturday of March Madness celebrating corn dogs, tater tots, American beer, and the NCAA Men's Division I Basketball Championship.
A food observance on March 21 celebrating French bread, honoring its crispy crust, soft interior, and central role in French culinary culture.
United States 
An awareness observance on March 21 raising global awareness of Down syndrome, promoting inclusion, human rights, and full participation of people with Down syndrome in society.
International 
An international fan observance on March 21 celebrating the history, characters, and traits associated with the Slytherin house from the Harry Potter series.
International 
An awareness observance on March 21 celebrating the influence of colour on human perception, emotions, culture, science, and art through global exhibitions and workshops.
International 
An awareness observance on March 21 celebrating poetry as a form of cultural and linguistic expression, supporting linguistic diversity, oral traditions, and the convergence of poetry with other arts.
International 
An appreciation day on March 21 celebrating teenagers, recognizing their value, achievements, and the unique challenges they face during the transition from childhood to adulthood.
United States 
An awareness observance on March 21 celebrating human memory, raising awareness about memory loss from diseases like Alzheimer's and dementia, and promoting brain health.
International 
A cultural observance on March 21 celebrating the artistry, history, and sensory experience of perfumes and fragrances.
A cultural observance on March 21 celebrating Australia's cultural diversity, inclusiveness, and respect, coinciding with the UN International Day for the Elimination of Racial Discrimination.
Australia 
An awareness observance on March 21 dedicated to the elimination of racial discrimination worldwide, commemorating victims of the Sharpeville massacre and promoting global efforts against racism and apartheid.
International 
A fun observance on March 21 celebrating individuals born under the Aries zodiac sign, honoring their energetic, impulsive, and pioneering traits associated with the ram symbol and fire element.
International 
A food observance on March 21 promoting the importance and benefits of healthy fats, particularly traditional animal fats, in a balanced diet and culinary traditions.
An environmental advocacy day on March 21 celebrating the importance of all types of forests for biodiversity, climate regulation, water filtration, and providing livelihoods for current and future generations.
International 
A fun observance on March 21 celebrating the thrill and anticipation of countdowns to important personal events and milestones such as weddings, graduations, or the end of treatments.
A fun observance on March 21 celebrating all people named Peter, honoring the name's Greek origins meaning "rock" or "stone" and its biblical significance.
International 
A cultural observance on the third Saturday of March celebrating quiltmakers, the art and tradition of quilting, and promoting community events and preservation of quilting heritage.
A religious observance marking the Bahá'í New Year on the vernal equinox, symbolizing spiritual renewal and the arrival of spring as the first day of the Badí' calendar.
International 
A cultural observance on March 21 celebrating the art of puppetry, honoring puppeteers, and promoting puppetry traditions, innovation, and its role in education and cultural diversity.
International 
A cultural observance on March 21 celebrating the Planck mission's cosmic microwave background map and the scientific evidence confirming the Big Bang theory and the universe's age of approximately 13.8 billion years.
An environmental advocacy day on March 21 promoting awareness of renewable energy sources such as solar, wind, and hydropower to combat fossil fuel overuse and support a sustainable future.
United States 
A cultural observance on March 21 honoring mothers for their love, sacrifices, and devotion to their families.
A heritage observance on March 21 commemorating Namibia's independence from South Africa achieved on March 21, 1990, following UN-supervised elections.
A fun observance on March 21 promoting common courtesy, politeness, respect, and small acts of kindness in daily interactions.
A cultural observance on the vernal equinox celebrating the Persian New Year, the beginning of spring, renewal, and the Zoroastrian tradition of the triumph of good over evil.
Turkmenistan 
A cultural observance on March 21 celebrating the launch of Twitter and the first tweet, marking the platform's role in real-time communication and global public discourse.
United States 
A sporting event in March promoting active journeys to school by walking, wheeling, scooting, and cycling through an inter-school competition to encourage healthier lifestyles and sustainable travel habits.
A food observance on March 21 celebrating vermouth, a fortified and aromatized wine infused with botanicals, for its history, versatility in cocktails, and social enjoyment.
A heritage observance on March 21 honoring solidarity with Afghan resistance against Soviet invasion and occupation, coinciding with the Afghan New Year (Nowruz).
A cultural observance on the spring equinox celebrating the Persian New Year and the first day of spring, marking renewal of nature with rituals promoting peace, solidarity, reconciliation, and cultural diversity among over 300 million people.
International 
A fun observance on March 21 celebrating people named Beverly, honoring the name's Old English origin meaning "beaver meadow" and its connection to nature.
International 
An awareness observance on March 21 promoting positive race relations, celebrating ethnic diversity, and working toward the elimination of racial discrimination and prejudice.
New Zealand 
A cultural observance on March 21 informally listed as a youth empowerment day on some calendar sites.
An awareness observance on March 21 promoting the reduction of credit card debt and responsible credit card usage to achieve financial freedom.
United States Monthly & Weekly Holidays on March 21
Month-long awareness observance in March promoting literacy and the joy of reading among children and communities.
Month-long heritage observance in March honoring the contributions and achievements of women throughout American history.
A month-long awareness observance in March celebrating crochet as an art form and craft, promoting education, community, and appreciation of the craft.
A food observance in March celebrating the flavor and nutritional value of berries and cherries.
A month-long awareness observance in March dedicated to raising awareness about dolphin conservation and protecting dolphins from threats including hunting, pollution, and exploitation.
An awareness observance in March highlighting the needs and strengths of people with developmental disabilities to support independence and community inclusion.
United States 
A heritage observance in March honoring the history and contributions of Irish Americans.
United States 
An awareness observance in March promoting nutrition education and healthy eating habits.
A sporting event in March featuring the NCAA Division I men’s basketball national championship tournament with single-elimination bracket play.
United States 
An awareness observance in March promoting optimism and the benefits of positive thinking for mental and physical well-being.
An appreciation day in March recognizing social workers for helping individuals, families, and communities navigate challenges.
United States 
An awareness observance in March promoting kidney health education and encouraging prevention and early detection of kidney disease.
United States 
An awareness observance in March encouraging adoption of rescued guinea pigs from shelters and rescue groups.
United States 
An awareness observance in March raising awareness of cerebral palsy and promoting research and support for affected individuals and families.
United States 
An awareness observance in March raising public understanding of multiple sclerosis and supporting those living with the condition.
United States 
Experience Orthodox Lent's soulful journey, a period of prayer, fasting, and almsgiving, preparing oneself for the joy of Easter.
A food observance in March celebrating noodles in their many forms and cultural variations worldwide.
An awareness observance in March educating women about breast implant risks and complications to support informed decision-making.
United States 
An awareness observance in March honoring the humanitarian work of the American Red Cross and encouraging donations and volunteering.
United States 
A cultural observance in March celebrating women’s social and political achievements while raising awareness of gender bias.
United States 
An awareness observance in March promoting the importance of quality sleep and comfortable beds for health and well-being.
An awareness observance in March promoting education on caffeine consumption and the risks of overuse and addiction.
United States 
A cultural observance in March promoting visual arts education and highlighting the importance of art in schools.
A cultural observance in March advocating for quality music education programs in schools and highlighting the value of music learning.
United States 
A heritage observance in March honoring Greek American culture and contributions and aligning with Greek Independence Day on March 25.
An awareness observance in March encouraging practices such as meditation and reflection to support spiritual health and inner balance.
A cultural observance in March honoring the achievements of Filipino women while promoting gender equality and women’s empowerment.
An awareness observance in March promoting education and early diagnosis of inherited blood and bleeding disorders such as hemophilia and von Willebrand disease.
United States 
An awareness observance in March promoting reading and writing skills and celebrating the joy of books to support lifelong literacy.
An awareness observance in March educating the public about deep vein thrombosis risks, symptoms, and prevention to reduce pulmonary embolism deaths.
United States 
An appreciation day in March recognizing employees’ hard work and dedication to boost morale and strengthen workplace community.
United States 
An awareness observance in March raising awareness of intellectual disabilities and promoting opportunities for independent and fulfilling lives.
United States 
An awareness observance in March promoting colorectal cancer prevention and early detection through screening to reduce incidence and mortality.
An awareness observance in March raising public awareness of brain injuries and advocating for prevention, research, and support for survivors and families.
United States 
An awareness observance in March encouraging girls to explore STEM through workshops, mentoring, and hands-on activities addressing gender underrepresentation.
A fundraising campaign in March supporting end-of-life care and emotional support for people with terminal illnesses and their families through the symbol of the daffodil.
United Kingdom 
A cultural observance in March promoting New Zealand books and authors to increase readership of local literature.
New Zealand 
An awareness observance in March recognizing athletic trainers for providing healthcare, injury prevention, and rehabilitation for athletes and active people.
United States 
An awareness observance in March promoting credit literacy and responsible financial practices, including understanding credit scores and managing debt.
United States 
An appreciation day in March recognizing professional social workers for supporting individuals and communities and advocating for justice.
United States 
An awareness observance in March educating the public on poisoning risks from household products and medicines to help prevent accidental poisonings in children.
United States 
An awareness observance in March raising awareness of trisomy conditions, educating the public on health impacts, and promoting support for affected individuals and families.
United States 
An awareness observance in March promoting eye health and workplace safety through protective measures and regular eye exams.
An appreciation day in March recognizing supply management professionals for ensuring effective procurement and flow of goods and services.
A cultural observance in March celebrating plaid and its enduring role in fashion and everyday life.
A food observance in March celebrating celery’s health benefits and culinary versatility.
United States 
A food observance in March celebrating vegetables and encouraging higher daily consumption for better health and nutrition.
An awareness observance in March highlighting the importance of effective listening skills in communication and relationships.
An awareness observance in March raising awareness of endometriosis and promoting education on symptoms to support earlier diagnosis and research.
United States 
An awareness observance in March promoting ethical reflection and accountability in professional and personal life.
United States