Mariano Martínez (born 20 September 1948) is a Spanish-French former professional road racing cyclist.

He won the King of the Mountains competition in 1978 Tour de France.

Born in Spain, Martínez became a naturalized French citizen in 1963.

He is the father of former racing cyclists Miguel and Yannick Martinez, the brother of Martin, and the grandfather of Lenny Martinez.

This biographical article related to a French cycling person born in the 1940s is a stub.