• Syria — Independence Day (Evacuation Day)

    International

    Syria — Independence Day (Evacuation Day) is on Saturday 17 April 2027.The independence/evacuation anniversary on 17 April remains an official holiday alongside the newer Liberation Day and Revolution Day.Country or...

  • Education and Sharing Day 2027

    United States , United States

    Education and Sharing Day is an annual United States observance proclaimed by the President on 11 Nissan in the Hebrew calendar — the birthday of Rabbi Menachem Mendel Schneerson, the...

  • Zimbabwe — Independence Day

    International

    Zimbabwe — Independence Day is on Sunday 18 April 2027.Zimbabwe's national celebration is Independence Day on 18 April.Country or nation: Zimbabwe.DatesYearDate2026Saturday 18 April 20262027Sunday 18 April 20272028Tuesday 18 April 2028Official...

  • National Infertility Awareness Week

    United States , United States

    National Infertility Awareness Week 2027: date verification pending. The stored 2027 calendar entry (18 April 2027 to 24 April 2027) is provisional planning information. An applicable 2027 organiser date confirmation...

  • National Volunteer Week 2027

    United States , United States

    National Volunteer Week takes place from 18 to 24 April 2027 across the United States, recognising the impact of volunteer service and celebrating the millions of people who give their...

  • Bicycle Day

    International

    Bicycle Day is observed on 19 April each year, marking the date in 1943 when Swiss chemist Albert Hofmann undertook the first intentional LSD trip and his now-legendary bicycle ride...

  • MS Awareness Week 2027

    United Kingdom , United Kingdom

    MS Awareness Week 2027 runs from Monday 19 April 2027 to Sunday 25 April 2027. MS Awareness Week is an annual campaign dedicated to raising public awareness about multiple sclerosis...

  • 420 Day 2027

    International

    420 Day 2027 is on Tuesday 20 April 2027. It falls on 20 April every year. 420 Day datesYearDate2027Tuesday 20 April 20272028Thursday 20 April 20282029Friday 20 April 2029 April 20th,...

  • Chinese Language Day 2027

    International

    Chinese Language Day is observed on 20 April as part of the United Nations language-day calendar. It celebrates language learning, cultural understanding and multilingual communication.

  • National Early Years Teacher Day 2027

    United Kingdom , United Kingdom

    National Early Years Teacher Day 2027 is on Wednesday 21 April 2027. It falls on the third Wednesday of April each year, so the date changes from year to year....

  • World Creativity and Innovation Day 2027

    International

    World Creativity and Innovation Day is a United Nations-recognised international observance held every year on 21 April. Established by UN General Assembly resolution A/RES/71/284, the day encourages individuals, organisations, and...

  • National Tea Day

    United Kingdom , United Kingdom

    <![CDATA[ National Tea Day falls on 21 April 2026, celebrating Britain’s most iconic beverage with events, promotions, and tea-related festivities across the United Kingdom. Founded in 2016, the day marks...

  • Passover (Pesach) 2027

    International

    Passover, known in Hebrew as Pesach, is one of the most significant festivals in Judaism. In 2027, Passover begins at sunset on Wednesday 21 April and continues through Thursday 29...

  • National Jelly Bean Day 2027

    United States , United States

    What is National Jelly Bean Day? National Jelly Bean Day is celebrated on 22 April each year in the United States, honouring one of the world’s most popular and colourful...

  • Girl Scout Leader’s Day 2027

    United States , United States

    Girl Scout Leader’s Day 2027 is on Thursday 22 April 2027. It falls on 22 April every year. Girl Scout Leader’s Day datesYearDate2027Thursday 22 April 20272028Saturday 22 April 20282029Sunday 22...

  • International Mother Earth Day 2027

    International

    International Mother Earth Day (Earth Day) 2027 is Thursday 22 April 2027. It falls on 22 April every year.International Mother Earth Day (Earth Day) datesYearDate2026Wednesday 22 April 20262027Thursday 22 April...

  • Take Our Daughters and Sons to Work Day 2027

    United States , United States

    Take Our Daughters and Sons to Work Day 2027 is on Thursday 22 April 2027. It falls on the fourth Thursday of April each year, so the date changes from...

  • International Day of Greening the Planet 2027

    International

    The International Day of Greening the Planet is a UN observance on 22 April. It creates a distinct calendar focus for learning about greener landscapes and responsible environmental action.

  • International Girls in ICT Day 2027

    International

    International Girls in ICT Day encourages girls and young women to explore digital skills, studies and careers. In 2027 it falls on 22 April, following ITU's fourth-Thursday-in-April rule.

  • World PI Week 2027

    International

    World PI Week 2027 runs from Thursday 22 April 2027 to Thursday 29 April 2027. World PI Week is a global awareness campaign dedicated to improving understanding, early diagnosis, and...

  • English Language Day 2027

    International

    English, along with French, is one of the two working languages of the United Nations Secretariat, and one of the Organization’s six official languages. Because it is so widely spoken,...