May 2, 2024 World Tuna Day
May 2, 2024 National Day of Prayer
May 3, 2024 Orthodox Good Friday
May 3, 2024 World Press Freedom Day
May 3, 2024 Kentucky Oaks
May 4, 2024 Orthodox Holy Saturday
May 4, 2024 Kent State Shootings Remembrance
May 4, 2024 Kentucky Derby
May 4, 2024 Rhode Island Independence Day
May 4, 2024 National Explosive Ordnance Disposal (EOD) Day
May 5, 2024 Orthodox Easter
May 5, 2024 Cinco de Mayo
May 6, 2024 Orthodox Easter Monday
May 6, 2024 National Nurses Day
May 8, 2024 Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War
May 8, 2024 World Ovarian Cancer Day
May 8, 2024 Victory in Europe Day
May 9, 2024 Ascension Day
May 10, 2024 Confederate Memorial Day
May 10, 2024 Confederate Memorial Day
May 10, 2024 Native American Day
May 10, 2024 Military Spouse Appreciation Day
May 11, 2024 World Migratory Bird Day
May 12, 2024 International Nurses Day
May 12, 2024 Mother's Day
May 14, 2024 Yom Ha'atzmaut
May 14, 2024 Primary Election Day
May 15, 2024 International Day of Families
May 15, 2024 Peace Officers Memorial Day
May 17, 2024 World Information Society Day
May 17, 2024 National Defense Transportation Day
May 18, 2024 Armed Forces Day
May 18, 2024 Preakness Stakes
May 20, 2024 World Autoimmune
May 21, 2024 World Day for Cultural Diversity for Dialogue and Development
May 22, 2024 International Day for Biological Diversity
May 22, 2024 Emergency Medical Services for Children Day
May 22, 2024 National Maritime Day
May 22, 2024 Harvey Milk Day
May 23, 2024 International Day to End Obstetric Fistula
May 23, 2024 Day of Vesak
May 25, 2024 African Liberation Day
May 25, 2024 National Missing Children's Day
May 26, 2024 Trinity Sunday
May 27, 2024 Memorial Day
May 27, 2024 Jefferson Davis' Birthday
May 29, 2024 International Day of United Nations Peacekeepers
May 30, 2024 Corpus Christi
May 31, 2024 World No Tobacco Day
May 20, 2024 Autoinflammatory Arthritis Day