| Name | Date | Year Started | Notes |
| Celebrate Bisexuality Day | 23 September | 1999 | Also referred to as Bisexual Pride Day, CBD, Bisexual Pride, and Bi Visibility Day.[1] |
| Bisexual Awareness Week | Week surrounding 23 September | 2014 | Also referred to as BiWeek, and Bisexual+ Awareness Week. |
| Day of Silence | April | 1996 | April; Day varies from year to year. GLSEN's Day of Silence is an organizing tool to end the silencing effect of anti-LGBTQ bias |
| Harvey Milk Day | May 22 | 2010 | Celebrated to honor Harvey Milk, assassinated politician, on his birthday, it is celebrated officially in California, Milk's home state.[2] |
| Holocaust Remembrance Day | 27th day of January | 1953 | Day to remember all of the victims of the Nazi era; see persecution of homosexuals in Nazi Germany and the Holocaust. |
| Human Rights Day | December 10 | | |
| International Day Against Homophobia, Transphobia and Biphobia | May 17 | 2005 | The main purpose of the 17 May mobilizations is to raise awareness of violence, discrimination, and repression of LGBT communities worldwide. |
| International Stand Up to Bullying Day | Third Friday of November and last Friday of February | |
| International Transgender Day of Visibility | March 31 | 2009[3] | Celebrated to bring awareness to transgender people and their identities as well as recognize those that helped fight for rights for transgender people. |
| Intersex Awareness Day | October 26 | 1996 | Celebrated in October to commemorate the first intersex protest, which took place in Boston, MA[4] |
| Intersex Day of Remembrance (Intersex Solidarity Day) | November 8 | | Marks the birthday of Herculine Barbin. |
| Irish Marriage Referendum | May 22 | 2015 | Ireland became the first country to legalize marriage equality through plebiscite on this day |
| Lesbian Visibility Day |
26 April |
2008 |
Annual day to celebrate, recognize, and bring visibility to lesbians.[5][6][7] |
| LGBT Health Awareness Week | Last week of March | 2003 | First organised by the National Coalition for LGBT Health[8] |
| LGBT History Month (USA) | October | 1994 | First celebrated in 1994 in October. It was declared a national History month by President Barack Obama in 2009. The month was created with the intent to encourage openness and education about LGBT history and rights. |
| LGBT History Month (UK) | February | 2005 | |
| LGBT Pride Month | June[9] | | June is celebrated as Pride in honor of the Stonewall Riots, though Pride events occur all year round. It also marks the month that same-sex marriage was legalized in the United States. |
| National Coming Out Day | October 11 | 1988[10] | |
| Pulse Night of Remembrance | June 12 | 2017 | Annual day of US remembrance for the loss of 49 people in the Pulse Nightclub shooting in Orlando, Florida on 12 June 2016.[11] |
| Spirit Day | October 19 | 2010 | |
| Stonewall Riots Anniversary | June 28[12] | | To remember the Stonewall Riots that are described as the start of the Trans and Gay Liberation Movement in the United States. It's a day for people to remember the biracial lesbian and drag king Stormé DeLarverie whose scuffle with the police started the rebellion, and the trans woman of colour Marsha P. Johnson who threw the first brick.[13] |
| Transgender Awareness Week | Typically second week of November | | The purpose is to educate about transgender and gender non-conforming people and the issues associated with their transition or identity. |
| Transgender Day of Remembrance | November 20 | 1999 | |
| World AIDS Day | December 1 | 1988 | Recognized in 1988 by the United Nations |
| Zero Discrimination Day | March 1[14] | 2014[14][15] | "#ZeroDiscrimination Day is observed to bring awareness that you can't get sick from interacting with people who have aids, that everybody should have "access health care safely and live life fully with dignity." as per Michel Sidibé, UNAIDS Executive Director".[16] The day is also used to bring attention to acceptance of non-straight fellow humans and not marginalise, discriminate or act cruelly against them, yet to instruct oneself on e.g. the gender continuum. |
| International Nonbinary Day | July 14[17][18] | 2012[19] | "How about July 14th? It’s precisely in the middle between International Men’s Day and International Women’s day. It’s a nice month. Numerologically it’s a 3, which is an appropriate number, I think, for us non-binary folk."[19] |
