Orion was a 74-gun built for the French Navy during the 1810s. Completed in 1814, she became a training ship in 1827 and was broken up for scrap in 1841.
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. After about 1807, the armament on the quarterdeck and forecastle varied widely between ships with differing numbers of 8-pounder long guns and 36-pounder carronades. The total number of guns varied between sixteen and twenty-eight. The 36-pounder obusiers formerly mounted on the poop deck () in older ships were removed as obsolete.
Orion was laid down on 18 May 1810 at the Arsenal de Brest and launched on 9 October 1813. The ship was commissioned on 22 November 1813 by Captain Jean-Baptiste Billard and completed in February 1814. Orion was chosen as a school ship for naval cadets of the ÃÂcole navale in Brest on 7 May 1827. She was replaced by Borda in 1840, and struck in 1841.