French ship Trajan (1792)
 The Trajan was a Téméraire class 74-gun ship of the line of the French Navy.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.