| Name | Office held | Tenure | Political party | Identity | Notes | Country |
| Carla Antonelli | Member of Assembly of Madrid | 2011–2021 | Spanish Socialist Workers' Party | Trans woman | First openly trans person to be elected to the Cortes Generales, as well as the first openly trans person to serve in a regional legislature in Spain. | Spain |
| Carla Antonelli | Member of Assembly of Madrid | 2023– | Más Madrid | Trans woman | First openly trans person to be elected to the Cortes Generales, as well as the first openly trans person to serve in a regional legislature in Spain. | Spain |
| Carla Antonelli | Senator of Senate of Spain | 2023– | Sumar | Trans woman | First openly trans person to be elected to the Cortes Generales, as well as the first openly trans person to serve in a regional legislature in Spain. | Spain |
| Marcella Di Folco | Municipal councilor in Bologna | 1995–1998 | Federation of the Greens | Trans woman | Described as a "transgender icon," she was the first open trans woman to hold a political public office in the world. | Italy |
| Jimena González | Member of Assembly of Madrid | 2023– | Más Madrid | Trans woman | Elected in 2023, she was first transgender person to run for election under a preferred given name rather than a legal given name during her first, and filed, electoral run in 2021. | Spain |
| Vladimir Luxuria | MP in Chamber of Deputies | 2006–2008 | Communist Refoundation Party | Trans woman | Represented Lazio 1 constituency and first openly transgender MP in Europe. | Italy |
| Porpora Marcasciano | Municipal councilor in Bologna | 2021 | Civic Coalition – Courageous Ecologist Solidarity | Trans woman | She was elected as part of the majority. On November 11, 2021, she was elected President of the Equal Opportunities Commission of the Bologna City Council. | Italy |
| Gianmarco Negri | Mayor of Tromello, Province of Pavia | 2019 | | Trans man | First transgender mayor elected in Italy. | Italy |
| Monica Romano | Municipal councilor in Milan | 2021 | Democratic Party | Trans woman | First transgender councilor in Milan. | Italy |
| Manuela Trasobares | Town Councilor in Geldo | 2007 | Democratic Republican Action | Trans woman | First trans person, in Spain, that was elected. | Spain |
| Name | Office held | Tenure | Political party | Identity | Notes | Country |
| Lina Axelsson Kihlblom | Minister for Schools in Andersson cabinet | 2021–2022 | Swedish Social Democratic Party | Trans woman | First transgender cabinet minister in Swedish history. | Sweden |
| Jenny Bailey | Cambridge City Councillor, East Chesterton Ward | 2002–2008 | Liberal Democrats | Trans woman | | United Kingdom |
| Jenny Bailey | Mayors of Cambridge | 2007–2008 | Liberal Democrats | Trans woman | First transgender mayor in the United Kingdom. Bailey herself was keen to play down the significance of her appointment, saying, "I don't want to let it define me." | United Kingdom |
| Helen Clare Belcher | Wiltshire Councillor | 2021– | Liberal Democrats | Trans woman | Elected in 2021, and British transgender activist. | United Kingdom |
| Violet Bonetta | East Devon District Councillor | 2023– | Labour Party | Trans woman | First trans councillor and youngest Councillor elected to council of East Evan District, with Bonetta saying she was "immensely proud" to have the position. | United Kingdom |
| Alexandra Briem | President of Reykjavík City Council | 2021– | Pirate Party | Trans woman | First trans council leader in Reykjavík and first trans person to hold political office in Iceland. | Iceland |
| Sarah Brown | Cambridge City Councilor, Petersfield | 2010–2014 | Liberal Democrats | Trans woman | Was the first openly transgender politician in the U.K. "for several years" and campaigned for trans rights. | United Kingdom |
| Sarah Fanet | Member of The Highland Council for Fort William & Ardnamurchan | 2021–2025 | Scottish National Party | Trans woman | Serving on the Highland Council, she was the first transgender councillor in the Highlands. | United Kingdom |
| Elaine Gallagher | Glasgow City Councillor | 2022– | Scottish Greens | Trans woman | First trans councillor for Glasgow who hoped, after she was elected, that it would indicate that transgender people should not be seen as a threat. | United Kingdom |
| Raphael Hill | Brighton and Hove City Councillor | 2023– | Green Party | Trans woman | First transgender councillor for Brighton. | United Kingdom |
| Tammy Hymas | Councillor for London Borough of Haringey | 2023–2025 | Labour Party | Trans woman | Represented St Ann's ward and first trans councillor, for the Labour Party, in Haringey, and later said she faced "abuse and threats for being a transgender woman in politics." | United Kingdom |
| Zoë Kirk-Robinson | Bolton Councillor for Westhoughton North and Chew Moor | 2016–2019 | Conservative Party | Trans woman | In 2016, criticized a Labour Party member for misgendering her during a council meeting, reporting it to the police as hate crime. | United Kingdom |
| Kira Lewis | Councillor for Waltham Forest London Borough | 2022– | Labour Party | Trans woman | Following their election, Lewis promised to work hard and show that "transgender and gender non-conforming people can be proud of who we are and effective representatives in local government." | United Kingdom |
| Rosalind Mitchell | Bristol City Councillor | 1997–1999 | Labour Party | Trans woman | In September 1997, while a serving member of Bristol City Council, she announced her intention to transition to being a trans woman and was the first British politician to do so while holding elected office. | United Kingdom |
| Mia Mulder | Councillor of Sollentuna | 2022–2025 | Left Party | Bisexual Trans woman | Elected in 2022, and noted on social media, in June 2020, that she is bisexual. | Sweden |
| Anwen Muston | City of Wolverhampton Council for East Park | 2016–2024 | Labour Party | Trans woman | First openly transgender woman to be elected as a Labour representative. | United Kingdom |
| Chris Northwood | Manchester City Councillor | 2023– | Liberal Democrats | Trans woman | Said on social media that she was elected "with a majority of 335." | United Kingdom |
| Zoe O'Connell | Cambridge City Councillor, Trumpington Ward | 2015–2019 | Liberal Democrats | Trans woman | Prominent campaigner for transgender rights who is in a polyamorous relationship with Sarah Brown, Sylvia Knight, and several snakes. | United Kingdom |
| Tanya-Jayne Park | Eastleigh Councillor | 2021– | Liberal Democrats | Trans woman | Describes herself as a "fifty something transwoman entrepreneur." Elected to the council in 2021, under the name "Tanya Park." | United Kingdom |
| Hannah Phillips | Lymington and Pennington Town Councillor | 2023– | Liberal Democrats | Trans woman | Phillips has been the target of significant harassment and receives regular death threats. | United Kingdom |
| Kaz Self | Bristol City Councillor | 2024– | Labour Party | Trans woman | First openly transgender woman to be elected as a Bristol councillor. | United Kingdom |
| Nikki Sinclaire | MEP for West Midlands | 2009–2014 | UK Independence Party | Lesbian Trans woman | First ever trans British parliamentarian, coming out in 2013. Previously, in 2004, Sinclaire came out as lesbian in a letter to the LGBTQ newspaper The Pink Paper. | United Kingdom |
| Nikki Sinclaire | MEP for West Midlands | 2009–2014 | We Demand a Referendum Now | Lesbian Trans woman | First ever trans British parliamentarian, coming out in 2013. Previously, in 2004, Sinclaire came out as lesbian in a letter to the LGBTQ newspaper The Pink Paper. | United Kingdom |
| Tania Stevenson | Ockbrook and Borrowash Parish Councillor | 2023– | Independent | Trans woman | First trans councillor for Borrowash. | United Kingdom |
| Dylan Tippetts | Plymouth City Councillor | 2022–2025 | Labour Party | Trans man | Following his election he said that he hoped that it would help "dial down hate and division." | United Kingdom |
| Dylan Tippetts | Plymouth City Councillor | 2022–2025 | Liberal Democrats | Trans man | Following his election he said that he hoped that it would help "dial down hate and division." | United Kingdom |
| Katie Wallis | MP for Bridgend | 2019–2024 | Conservative Party | Trans woman | Come as transgender in 2022. | United Kingdom |
| Alexandra Ward-Slotte | Councillor in the municipality of Stenungsund | 2019 | Moderates | Trans woman | Member of West Pride Board, pushed for improvements for lives of trans people including in healthcare. | Sweden |
| Isla Wrathmell | Lambeth London Borough Councillor | 2022– | Labour Party | Trans woman | Described herself as a proud trans woman who was standing with her "Labour colleagues to support a ban on conversion therapy for trans people." | United Kingdom |