Corentin is a name of Breton origin. It is the name of a saint, Corentin of Quimper. It can also refer to:
People Corentin Tolisso, French midfielder Corentin Corre, Breton cyclist Corentin Louis Kervran, Breton scientist Paul Féval, père (Paul Henri Corentin Féval) Corentin Moutet, French tennis player
Places St. Corentin's Cathedral, Quimper Corentin Celton station, a Paris Metro station Corentin Cariou station, a Paris Metro station
Other Corentin (comics), a series of comic books by Paul Cuvelier.