A vehicle body rear structure includes a floor brace extending outward in a vehicle width direction in an inclined manner from a front floor, and a rear brace extending inward in the vehicle width direction in an inclined manner from a rear end portion of the floor brace. A rear end portion of the rear brace is connected with a support bracket. A front end portion of the rear brace and the rear end portion of the floor brace are connected with a left rear frame via a connecting member. The floor brace and the rear brace are arranged in a substantially V-shape in plan view.