Ireland awareness days and key dates

Wednesday 2 April 2025

• World Autism Awareness Day

  Awareness

  World Autism Awareness Day on 2 April promotes the rights, acceptance and full participation of autistic people.

Friday 4 April 2025

• International Day for Mine Awareness and Assistance in Mine Action

  Awareness

  On 4 April the UN raises awareness of landmines and explosive remnants of war and supports efforts to clear them.

Saturday 5 April 2025

• International Day of Conscience

  Awareness

  The International Day of Conscience on 5 April encourages people to reflect on their actions and build a culture of peace with love and conscience.

Sunday 6 April 2025

• International Day of Sport for Development and Peace

  Awareness

  On 6 April the UN celebrates the power of sport to promote social change, community development and peace.

Monday 7 April 2025

• International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda

  Awareness

  On 7 April the UN remembers the victims of the 1994 genocide against the Tutsi in Rwanda and reflects on how to prevent such crimes.

• World Health Day

  Awareness

  The World Health Organization's day on 7 April, marking its founding in 1948 and highlighting a global health theme each year.

Thursday 10 April 2025

• Siblings Day

  Commercial and retail

  Siblings Day on 10 April celebrates brothers and sisters, and is widely marked on social media.

Friday 11 April 2025

• World Parkinson's Day

  Awareness

  A global awareness day for Parkinson's held on 11 April, the birthday of James Parkinson.

Saturday 12 April 2025

• International Day of Human Space Flight

  Awareness

  The International Day of Human Space Flight on 12 April marks Yuri Gagarin's 1961 flight, the first by a human in space.

Sunday 13 April 2025

• Palm Sunday

  Religious and cultural

  Palm Sunday is the Sunday before Easter, when Christians remember Jesus entering Jerusalem and Holy Week begins.

Monday 14 April 2025

• World Chagas Disease Day

  Awareness

  World Chagas Disease Day on 14 April raises awareness of a neglected tropical disease that can silently damage the heart and gut.

Tuesday 15 April 2025

• International Wellness Day

  Awareness

  International Wellness Day promotes affordable, inclusive wellness practices for body and mind. The UN lists it in mid April.

• World Art Day

  Awareness

  A UNESCO day held on 15 April to celebrate the arts and the part they play in creativity and cultural life.

Thursday 17 April 2025

• Maundy Thursday

  Religious and cultural

  Maundy Thursday falls three days before Easter Sunday and remembers the Last Supper.

• World Hemophilia Day

  Awareness

  A global day on 17 April that raises awareness of haemophilia and other inherited bleeding disorders.

Friday 18 April 2025

• Good Friday (Christian observance)

  Religious and cultural

  Good Friday, two days before Easter Sunday, is the day Christians remember the crucifixion of Jesus.

• International Day for Monuments and Sites

  Awareness

  The International Day for Monuments and Sites on 18 April, also known as World Heritage Day, raises awareness of cultural heritage and its protection.

Sunday 20 April 2025

• Chinese Language Day

  Awareness

  Chinese Language Day at the UN on 20 April celebrates Chinese, one of the UN's six official languages, and promotes multilingualism.

• Easter Sunday

  Religious and cultural

  The main Christian festival celebrating the resurrection of Jesus. Its date moves each year with the spring full moon.

Monday 21 April 2025

• Easter Monday bank holiday

  Public holidays

  A bank holiday in England, Wales and Northern Ireland.

• International Day of Greening the Planet

  Awareness

  The International Day of Greening the Planet on 21 April is a new UN day focused on making the planet greener.

• Lesbian Visibility Week

  Awareness21 to 27 April 2025

  A week in April celebrating lesbian, bi and queer women and non-binary people and raising their visibility.

• World Creativity and Innovation Day

  Awareness

  World Creativity and Innovation Day on 21 April highlights how creative thinking and new ideas help solve problems and drive development.

Tuesday 22 April 2025

• Earth Day

  Awareness

  Earth Day is held on 22 April each year, bringing people in more than 190 countries together to act for the environment.

• International Mother Earth Day

  Awareness

  International Mother Earth Day on 22 April calls for living in harmony with nature and restoring damaged ecosystems.

Wednesday 23 April 2025

• English Language Day

  Awareness

  English Language Day at the UN on 23 April celebrates English, one of the UN's six official languages, on the traditional date of Shakespeare's birth and death.

• Spanish Language Day

  Awareness

  Spanish Language Day at the UN on 23 April celebrates Spanish, one of the UN's six official languages, on the anniversary of Cervantes' death.

• World Book and Copyright Day

  Awareness

  World Book and Copyright Day on 23 April celebrates books and reading and recognises the role of copyright.

Thursday 24 April 2025

• International Day of Multilateralism and Diplomacy for Peace

  Awareness

  On 24 April the UN promotes multilateral cooperation and diplomacy as the way to settle disputes between nations peacefully.

• International Girls in ICT Day

  Awareness

  International Girls in ICT Day, on the fourth Thursday of April, encourages girls and young women to study and work in technology.

• World Immunization Week

  Awareness24 to 30 April 2025

  World Immunization Week, 24 to 30 April, promotes vaccines that protect people of all ages from disease.

Friday 25 April 2025

• International Delegate's Day

  Awareness

  International Delegate's Day on 25 April recognises the work of diplomats who represent their countries at the United Nations.

• World Malaria Day

  Awareness

  World Malaria Day on 25 April calls for sustained funding and political commitment to prevent, control and eliminate malaria.

Saturday 26 April 2025

• International Chernobyl Disaster Remembrance Day

  Awareness

  On 26 April the UN remembers the 1986 Chernobyl nuclear accident and the communities still living with its effects.

• World Intellectual Property Day

  Awareness

  World Intellectual Property Day on 26 April explains how patents, trade marks, designs and copyright encourage innovation and creativity.

Monday 28 April 2025

• Heart Failure Awareness Week (Ireland)

  Awareness28 April to 4 May 2025

  Irish Heart Foundation and Croí awareness week on heart failure, held at the end of April or start of May. In 2026 it ran from 27 April to 3 May.

• World Day for Safety and Health at Work

  Awareness

  The World Day for Safety and Health at Work on 28 April promotes the prevention of accidents and illness at work.

Tuesday 29 April 2025

• International Dance Day

  Awareness

  International Dance Day on 29 April celebrates dance in all its forms, falling on the birthday of the ballet reformer Jean-Georges Noverre.

• International Day in Memory of the Victims of Earthquakes

  Awareness

  On 29 April the UN remembers people killed in earthquakes and promotes preparedness and safer buildings.

• World Wish Day

  Awareness

  World Wish Day on 29 April marks the anniversary of the first wish granted by Make-A-Wish and raises funds to grant wishes for seriously ill children.

Wednesday 30 April 2025

• International Jazz Day

  Awareness

  International Jazz Day on 30 April celebrates jazz and its power to bring people together and promote peace and dialogue.