Triomphant was a 74-gun built for the French Navy during the first decade of the 19th century. Completed in 1809, she played a minor role in the Napoleonic Wars.
Designed by Jacques-Noël Sané, the Téméraire-class ships had a length of , a beam of and a depth of hold of . The ships displaced 3,069 tonneaux and had a mean draught of . They had a tonnage of 1,537 port tonneaux. Their crew numbered 705 officers and ratings during wartime. They were fitted with three masts and ship rigged.
The muzzle-loading, smoothbore armament of the Téméraire class consisted of twenty-eight 36-pounder long guns on the lower gun deck and thirty 18-pounder long guns on the upper gun deck. On the quarterdeck and forecastle were a total of sixteen 8-pounder long guns. Beginning with the ships completed after 1787, the armament of the Téméraires began to change with the addition of four 36-pounder obusiers on the poop deck (). Some ships had instead twenty 8-pounders.
Triomphant was ordered on 6 April 1804 and was laid down on 27 June 1806 at the Arsenal de Rochefort. She was launched on 31 March 1809. The ship was completed in May and commissioned on 1 July. Triomphant was recommissioned at Rochefort with the men of the Fourth Battalion of the Line on June 1810. The ship was decommissioned at Brest on 1 July 1814. She was condemned on 1 July 1822 and hulked as a storage ship. Triomphant was broken up at Brest in JulyâÂÂSeptember 1825.
She served as the canonical 74-gun ship of the line in the Trianon model collection.