In 1793, Trajan was commissioned in Lorient, under captain Villaret de Joyeuse. At the Bataille du 13 prairial an 2, along with Éole, she engaged and dismasted HMS Bellerophon. In 1797, she took part in the Expédition d'Irlande, an ill-fated attempt to invade Ireland. On 17 December 1797, she was renamed Gaulois. She was eventually broken up in 1805.