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International Day Against Homophobia Transphobia and Biphobia

Stand up against discrimination and celebrate love in all forms on International Day Against Homophobia Transphobia and Biphobia.

Monday

May 2027

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEMay 17

OBSERVED INInternationally

CATEGORYAwareness

SUBCATEGORYSocial Justice

INTRO

Introduction

PHOTO

Get ready to join in the fight against discrimination and celebrate diversity on May 17 for International Day Against Homophobia Transphobia and Biphobia! This important day was first created in 2004 to raise awareness of the struggles faced by members of the LGBTQ+ community and to promote acceptance and equality for all. It's a day to show support, educate others, and stand up against hate and prejudice. So let's come together with pride and love to make this world a better place for everyone regardless of their sexual orientation or gender identity.

TIMELINE

International Day Against Homophobia Transphobia and Biphobia Timeline

WHO Depathologizes Homosexuality

On May 17, the World Health Organization officially removed homosexuality from the International Classification of Diseases.

First IDAHOT Day

The first International Day Against Homophobia is recognized. The date May 17 was chosen to commemorate WHO's 1990 decision.

Transphobia Added

The recognition of transphobia becomes official and the day is renamed International Day Against Homophobia and Transphobia (IDAHOT).

Inclusion of Biphobia

Biphobia is included in the recognized forms of discrimination and the holiday name becomes International Day Against Homophobia, Transphobia, and Biphobia (IDAHOTB).

Historic UN Recognition

United Nations recognizes IDAHOTB for the first time, calling for special attention to human rights abuses against LGBT people worldwide.

GET INVOLVED

How to Celebrate International Day Against Homophobia Transphobia and Biphobia

Attend a Pride parade

Show your support for the LGBTQ+ community by attending a local Pride parade. These events are often filled with colorful floats, lively music, and a sense of celebration.

EDUCATE

Educate yourself

Take the time to learn about the history and struggles of the LGBTQ+ community. This can help you become a better ally and advocate for their rights.

SUPPORT

Support LGBTQ+ businesses

Show your support for the LGBTQ+ community by shopping at businesses owned by members of the community. This can be a great way to celebrate their contributions and promote equality.

WEAR

Wear rainbow colors

Wear rainbow colors to show your support and solidarity with the LGBTQ+ community. This can be a simple yet powerful way to celebrate International Day Against Homophobia Transphobia and Biphobia.

VOLUNTEER

Volunteer at an LGBTQ+ organization

Spend the day volunteering at an organization that supports the LGBTQ+ community. This can be a great way to make a positive impact and show your support for their rights and well-being.

WHY THIS DAY MATTERS

Why International Day Against Homophobia Transphobia and Biphobia is Important

It encourages education and discussion

International Day Against Homophobia Transphobia and Biphobia provides an opportunity for people to learn more about the challenges faced by LGBTQ+ individuals. Through education and open dialogue, we can foster a more inclusive and accepting society for all.

It brings awareness to discrimination and violence against LGBTQ+ individuals

International Day Against Homophobia Transphobia and Biphobia is a global event that aims to raise awareness about the discrimination and violence that LGBTQ+ individuals face around the world. By recognizing this day, we can shine a light on these issues and promote acceptance and understanding.

It promotes inclusivity and equality

Celebrating this day is a way to show support for members of the LGBTQ+ community and promote inclusivity and equality. It sends a message that everyone should be treated with respect and dignity, regardless of their sexual orientation or gender identity.

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