Louis Lucien Bonaparte was a French philologist. The third son of Napoleon's second surviving brother, Lucien Bonaparte, he spent much of his life outside France for political reasons. After a brief political career, he focused on his academic work, which particularly centered on the Basque language and the Celtic languages.

Lucien Bonaparte, 1st Prince of Canino and Musignano, was a French politician and diplomat of the French Revolution and the Consulate. He served as Minister of the Interior from 1799 to 1800 and as the president of the Council of Five Hundred in 1799.