World Migratory Bird Day
World Migratory Bird Day (2nd Saturday in May and October) celebrates migratory birds and raises awareness of their conservation across the globe.
Saturday
May 11
25 holidays and observances fall on this day.
International Coaching Day
Celebrate International Coaching Day recognizing the profound impact of professional coaching on personal and organizational growth.
World Belly Dance Day
Celebrate World Belly Dance Day by exploring the rich history and expressive beauty of belly dancing through performances, workshops, community events.
World Ego Awareness Day
World Ego Awareness Day encourages self-reflection and mindfulness to understand and manage the influence of ego on personal and societal levels.
World Fair Trade Day
World Fair Trade Day promotes ethical commerce and fair wages on the second Saturday of May.
World Migratory Bird Day
World Migratory Bird Day honors the seasonal journeys of birds on the second Saturday of May and October.
World Buckfast Day
World Buckfast Day celebrates the famous monastic tonic wine on the second Saturday of May.
Cornelia De Lange Syndrome Awareness Day
Cornelia De Lange Syndrome Awareness Day is observed on the second Saturday of May. In 2026, it falls on May 9. This global health observance aims to educate the public…
National Dog Mom’s Day
National Dog Mom’s Day honors women and their canine companions on the second Saturday of May.
National Eat What You Want Day
National Eat What You Want Day is an annual observance on May 11 that encourages a one-day break from all dietary restrictions.
Stay Up All Night Day
Stay Up All Night Day encourages people to stay awake until sunrise on the second Saturday of May.
Stamp Out Hunger Food Drive Day
Stamp Out Hunger Food Drive Day is a national food collection event held on the second Saturday in May.
National Twilight Zone Day
National Twilight Zone Day honors the classic science fiction television series every year on May 11.
Hostess CupCake Day
Hostess CupCake Day is an annual celebration of the iconic cream-filled chocolate snack held every May 11.
National Animal Disaster Preparedness Day
National Animal Disaster Preparedness Day is observed on the second Saturday of May to encourage emergency planning for pets.
National Birth Mother’s Day
National Birth Mother’s Day honors biological mothers of adopted children on the second Saturday of May.
O. Henry Pun-off Day
O. Henry Pun-off Day celebrates witty wordplay and verbal humor on the second Saturday of May.
Archery Day
Archery Day recognizes the ancient sport of the bow and arrow on the second Saturday of May.
National Windmill Day
National Windmill Day honors historic mills and wind energy on the second Saturday of May.
Minnesota Statehood Day
Minnesota Statehood Day celebrates the state's 1858 entry into the Union and is held every year on May 11.
National Foam Rolling Day
National Foam Rolling Day encourages muscle recovery and self-myofascial release every year on May 11.
Vietnam Human Rights Day
Vietnam Human Rights Day is observed on May 11 to promote civil liberties and fundamental freedoms for the Vietnamese people.
National Miniature Golf Day
National Miniature Golf Day celebrates the fun and accessible sport of putting on the second Saturday of May.
Jamestown Day
Jamestown Day commemorates the 1607 founding of the first permanent English colony on the second Saturday in May.
Somerset Day
Somerset Day is a celebration of heritage and community in the English county of Somerset observed annually on May 11.
Coming up next
International Mother's Day
International Mother's Day honors mothers worldwide for their love, sacrifices, and contributions to families and society.
International Nurses Day
International Nurses Day honors the dedication and contributions of nurses worldwide, commemorating the birth of Florence Nightingale.
International Day of Plant Health
International Day of Plant Health is observed globally on May 12 to raise awareness about protecting vegetation and food security.
International Awareness Day for Chronic Immunological and Neurological Diseases
International Awareness Day for Chronic Immunological and Neurological Diseases is held every May 12 to support patients.
International Chronic Fatigue Syndrome Awareness Day
International Chronic Fatigue Syndrome Awareness Day is observed every May 12 to advocate for research and patient support.
International Myalgic Encephalomyelitis Awareness Day
International Myalgic Encephalomyelitis Awareness Day is held every May 12 to advocate for people living with this chronic illness.
World Topiary Day
World Topiary Day is observed on May 12 to celebrate shaped shrubs, garden craft, and the living art of topiary.
National Mental Health Provider Appreciation Day
National Mental Health Provider Appreciation Day honors mental health professionals annually on May 12.
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