C50 may refer to:

Vehicles Aircraft Beechcraft C-50 Twin Bonanza, an American civil utility aircraft Douglas C-50, an American military transport

Ships , an Admirable-class minesweeper of the Mexican Navy

Surface vehicles Courage C50, a French racing car Chevrolet C-50, an American medium-duty truck Great Wall Voleex C50, a Chinese compact car Honda C50, a Japanese motorcycle introduced in 1966 JNR Class C50, a Japanese steam locomotive type Suzuki Boulevard C50, a Japanese motorcycle introduced in 2005 C50, an Italian bicycle produced by Colnago Series C-50, a model of the Chrysler Imperial car C-50, a Hungarian narrow-gauge diesel locomotive type

Other uses Breast cancer Caldwell 50, an open cluster Giuoco Piano, a chess opening Recruiting of Indigenous Workers Convention, 1936 (shelved) of the International Labour Organization C-50, an AMD processor implementing the Bobcat microarchitecture C50, a Wordtank Japanese language electronic dictionary