PURPOSE: To provide a frame structure for an automobile opening/closing roof wherein the structure is very simple and accordingly the cost can be reduced by a degree of this simple structure.

CONSTITUTION: A frame structure for an automobile opening/closing roof is constituted by supporting a hood cloth 17 of coating cabin upper part by a roof frame 18 constituted turnably in a vehicle longitudinal direction. Here, the roof frame 18 is constituted of a rear frame 24 turnably supported through a supporting pipe 33 having an axial line in a car width direction and a front frame 25 turnably supported about the axial line in the car width direction to the front end of the rear frame 24.