Didier Quentin (born 23 December 1946 in Royan, Charente-Maritime) is a French politician and a member of the Republicans (LR).
A mayor of Royan since 2008, he has been a MP of the Charente-Maritime's 5th constituency since 1997.
He was a vice-president of the Charente-Maritime's General Council between 1994 and 2008 and a vice-president of the Poitou-Charentes Regional Council between 1992 and 1997.