Mathilde Crevoisier Crelier (born 5 January 1980, Delémont, Switzerland) is a Swiss politician (SP) and member of the Council of States from the canton of Jura.

[1] Mathilde Crevoisier Crelier worked as a translator in the General Secretariat of the Federal Department of Home Affairs.

[1][2][3] She gave up her employment at the FDHA on 31 January 2023 due to the legal incompatibility rule (Art.

[2] Mathilde Crevoisier Crelier was a member of the General Council (Legislative) of the city of Porrentruy from 2012 to 2022, which she presided in 2017.

[3] Crevoisier Crelier ran for the Council of States in 2019 together with Elisabeth Baume-Schneider on the list of the Social Democratic Party of the Canton of Jura.