Gautier Larsonneur (born 23 February 1997) is a French professional footballer who plays as a goalkeeper for Ligue 1 club Saint-Étienne.

On 11 August 2017, Larsonneur made his professional debut with Brest, keeping a clean sheet in a 0–0 Ligue 2 draw to Gazélec Ajaccio.

[1] On 12 July 2022, Larsonneur extended his contract with Brest until 2024 and was loaned to Ligue 2 side Valenciennes for the 2022–23 season, with the option to extend the loan for the 2023–24 season as well.

[2] However, on 6 January 2023, his loan at Valenciennes was cut short and he signed for fellow Ligue 2 side Saint-Étienne on a permanent transfer for a fee of €1.6 million.

This biographical article related to association football in France, about a goalkeeper, is a stub.