Holidays calendar May 2011‹ April 2011June 2011 ›DatePopular holidaysOther holidays and observances1 SundayLily of the Valley Feast,Global Love Day,World Laughter Day,International Sunflower Guerrilla Gardening Day2 MondayMay Day3 TuesdayWorld Asthma Day,International Sun Day,World Press Freedom Day4 WednesdayInternational Firefighters’ Day,Potter's Day,Star Wars Day5 ThursdayWorld Password Day,International Midwives' Day,World Hand Hygiene Day6 FridayWorld Kids Colouring Day,Swiss Guards Day,Space Day,International Tuba Day,International No Diet Day7 SaturdayShutdown Day8 SundayTime of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War,World Red Cross and Red Crescent Day9 MondayTime of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War10 TuesdayWorld Lupus Day11 WednesdayChestnut Tree Day12 ThursdayInternational Nurses Day,Fibromyalgia Awareness Day13 Friday14 SaturdayWorld Migratory Bird Day15 SundayInternational Kangaroo Mother Care Awareness Day,International AIDS Candlelight Memorial,Nylon Stockings Day,International Day of Families16 MondayInternational Coeliac Day17 TuesdayWorld Telecommunication and Information Society Day,World Hypertension Day18 WednesdayInternational Museum Day19 ThursdayVyshyvanka Day,World Family Doctor Day,World Human Milk Donation Day,World Inflammatory Bowel Disease Day20 FridayClinical Trials Day,World Metrology Day21 SaturdayWorld Day for Cultural Diversity for Dialogue and Development22 SundayPac-Man Day,International Day for Biological Diversity23 MondayWorld Turtle Day24 TuesdayWorld Schizophrenia Day,Cyrillic Alphabet Day,Escargot Day25 WednesdayWorld Multiple Sclerosis Day,African Liberation Day,World Thyroid Day,Towel Day,Week of Solidarity with the Peoples of Non-Self-Governing Territories26 ThursdayPaper Airplane Day,Week of Solidarity with the Peoples of Non-Self-Governing Territories27 FridayWeek of Solidarity with the Peoples of Non-Self-Governing Territories28 SaturdayWorld Hunger Day,World Play Day,Week of Solidarity with the Peoples of Non-Self-Governing Territories29 SundayWorld Digestive Health Day,International Day of UN Peacekeepers,Week of Solidarity with the Peoples of Non-Self-Governing Territories30 MondaySpring Bank HolidayWorld Juice Day,Week of Solidarity with the Peoples of Non-Self-Governing Territories31 TuesdayWorld Parrot Day,World No-Tobacco Day,Week of Solidarity with the Peoples of Non-Self-Governing TerritoriesSuccess!Error!