Louis-Achille Baraguey d'Hilliers (6 September 1795 – 6 June 1878), 1st Comte Baraguey d'Hilliers, was a Marshal of France and politician.
Baraguey d'Hilliers was born in Paris, the son of the French revolutionary general Louis Baraguey d'Hilliers. He was educated at the Prytanée National Militaire and joined the Grande Armée. Baraguey d'Hilliers served as a second lieutenant in the Russian campaign of 1812, and in 1813 was an aide-de-camp to Marshal Marmont at the Battle of Leipzig, where he lost his left hand. He was then appointed commander-in-chief of the French troops that invaded the revolutionary Roman Republic, in 1849, in the context of the First Italian War of Independence.