Mitch Bouyer (sometimes spelled 'Bowyer', 'Buoyer', 'Boyer' or 'Buazer', or in Creole, 'Boye') (1837–June 25, 1876) was an interpreter and guide in the Old West following the American Civil War. General John Gibbon called him "next to Jim Bridger, the best guide in the country". He was killed at the Battle of the Little Bighorn.