Marcellin José Benito Champagnat Chirat, St. Marcellin Champagnat  (kastilla aru: Marcelino Champagnat) (* Marlhes 1789 mara 20 uru Llamayu phaxsin yuritayna - † Saint-Chamond, 1840 mara 6 uru Juyphi phaxsin yuriwi),  jacha marka kathuliku santu.