An openable motor vehicle roof with at least two successive, separately openable roof systems, of which the front roof system has at least one cover (4) which can be raised at its rear edge (4D) over the fixed motor vehicle roof (1). The rear roof system is formed by a louvered roof which has a plurality of louver-shaped cover parts of which a rearmost cover part (9) is located over the rear area of a cargo space (28) of the motor vehicle, and which can be opened from back to front, beginning with the rearmost cover part (9). Preferably, the rear edge (9D) of the rear cover part (9) directly adjoins the rear hatch, the rear door, or the rear window (10) of the vehicle.