Louis Alexis Baudoin (French pronunciation: [lwi alɛksi bodwɛ̃]; Saint-Jean-d'Angély, 2 December 1776 — Fougueux, off Trafalgar, 21 October 1805[1]) was a French Navy officer and captain.
After sailing on merchantmen, Baudouin joined the Navy as a temporary Lieutenant and embarked on Tourville on 7 June 1793.
Promoted to full Lieutenant on 20 March 1794, he served on the frigate Thétis, of which he took command in 1796.
In 1799, he served on the frigate Concorde under Jean-François Landolphe, on which he took part in the action of 4 August 1800 and was captured.
He rose to Captain on 24 September 1803 and was awarded the rank of Officier of the Legion of Honour on 30 June 1804,[2] and was appointed to Fougueux, in Villeneuve's fleet, on 1 July 1805.