Régis Barthélemy, Baron Mouton-Duvernet (French pronunciation: [ʁeʒi baʁtelemi mutɔ̃ dyvɛʁnɛ]; 3 May 1771 - 27 July 1816) was a French general who after the Hundred Days was executed by the Bourbon restoration.
Having been promoted to colonel and given command of the 63rd Infantry Regiment, Mouton-Duvernet served in Spain.
Opposing the return of the Bourbons, he was made governor of Lyon on 2 July 1815.
A street and a metro station in Paris are named in remembrance of the general.
His name is inscribed on the western pillar of the Arc de Triomphe.