World Down Syndrome Day, on 21 March, is a global awareness day which has been officially observed by the United Nations since 2012.
Find out why this day is so important…
About World Down Syndrome Day
Photo by Aura Foundation, Barcelona, Spain.
For World Down Syndrome Day 2025, we call on all Governments to Improve Our Support Systems
This is the message that we are asking supporters to share on and around World Down Syndrome Day, 21 March 2025.
Learn moreLIVE at the United Nations in New York!
Join us on World Down Syndrome Day for the 14th World Down Syndrome Day Conference.
Self-advocates and other experts will speak up about support systems and what needs to be improved.
We will ask leaders to make changes so people with Down syndrome and other disabilities are included in the community.
You can join us in person or watch online. You can even apply to speak at the event!
Learn more on the event website:
World Down Syndrome Day at United Nations Geneva
There will be a number of events at the United Nations in Geneva to mark World Down Syndrome Day, from 20-22 March.
Activities include:
A discussion on the rights of persons with disabilities to participate in political and public life with the Committee on the Rights of Persons with Disabilities.
A discussion on ways to improve support systems for individuals with Down syndrome and their families with the Committee on the Rights of Persons with Disabilities.
As well as celebrations, live performances, fondue and traditional music.
Everyone is welcome!
Resources hub
We want to support everyone to make the most of World Down Syndrome Day.
The team at Down Syndrome International have kindly produced resources to give you the help you need.
The Lots Of Socks campaign
Believe it or not, socks get people talking!
Get noticed and start a conversation about #WorldDownSyndromeDay.
Get involved!
Every year we encourage people with Down syndrome, families, advocates, professionals and organisations to observe World Down Syndrome Day with your own activities.
Here are a few ideas to get you started.
What is Down syndrome?
Down syndrome (or Trisomy 21) is a naturally occurring chromosomal arrangement that has always been a part of the human condition.
The best people to answer many questions about Down syndrome are people with Down syndrome, so over to them…
What is Down syndrome?Sign up to hear from the World Down Syndrome Day team about how you can get involved.
You will also get access to our FREE resources including guides for advocacy, schools and organisations, posters, templates and lots more to help you mark this important day.
Together we will create a single global voice advocating for the rights, inclusion and well being of people with Down syndrome.
