PURPOSE: To provide a roof structure for a vehicle, which has a strength characteristic sustaining pressure variation acting on the vehicle body, with which distortion is prevented, and which can be fabricated easily.

CONSTITUTION: Beads 9 continuous across the car body width are installed parallel on the roof outer panel 6 of the vehicle body 1 at a certain spacing in the longitudinal direction of the vehicle body. The beads 9 has a section form in the vehicle body longitudinal direction which is protruding outward, and bead providing processing is applied to a material of flat plate and formed in a single piece with the roof outer panel 6.