Mario Gestri (11 February 1924 – 4 December 1953) was an Italian road cyclist.

Gestri finished last at the 1950 Giro d'Italia, earning the Maglia nera and competed in three other editions of the race.

[1] He continued racing into 1953, where he found moderate success.

[2] He died in 1953 in a motorcycle accident.

This biographical article related to an Italian cycling person born in the 1920s is a stub.