Gabriel Serville (born 27 September 1959) is a French-Guianese politician who has served as President of the Assembly of French Guiana since 2021. A founding member and current leader of Péyi Guyane, he represented French Guiana’s 1st constituency in the National Assembly from 2012 until his resignation in 2021. Prior to entering politics, Serville was a mathematics teacher and later principal of a vocational high school.

Serville was born 27 September 1959 in Cayenne. His father was from Saint Lucia. Professionally, he was a mathematics professor.

Serville served as mayor of Matoury from 2014 until 2017. He was a member of the Guianese Socialist Party from 2008 until 30 September 2017. In 2018, he founded Péyi Guyane.

Serville was first elected to the Member of French National Assembly on 20 June 2012. For the 2021 regional elections, Péyi Guyane formed a union with La France Insoumise and Génération.s. Serville represented the union in the elections. On 2 July 2021, he was elected President of the French Guianese Assembly. He resigned his seat in the National Assembly on 1 August 2021.

Serville supports having French Guiana join the Caribbean Community. Remains of Kalina people, which were held in French national collections since 1892, were turned to French Guiana in 2026 with the support of Serville.

Serville was unable to work starting in October 2024 due to an illness and had to perform his duties as president remotely. He was in France for medical treatment until returning to French Guiana on 15 June 2025.