To protect a battery pack supported in a rear end part of a vehicle body at the time of a rear end crash, the vehicle body rear structure comprises: a pair of left and right rear side frames (10) extending in a fore and aft direction in a laterally spaced apart relationship; a rear floor panel (14) attached to the rear side frames (10) and defining a battery receiving space (40) for receiving a battery pack therein; and a load transmitting member (46) having a front end (46A) fixedly secured to a structural member (24) of the vehicle body and extending to a rear end (46B) thereof located behind the battery receiving space.