A drum brake apparatus is provided with a backing plate, a brake shoe, a shoe guide portion formed integrally with a backing plate by cutting and press molding, a guide surface on a rear surface of the shoe guide portion, an engagement projection that is formed on the brake shoe and slidably engages with the guide surface, and end portions that is formed on the shoe guide portion at both ends of the shoe guide portion in a circumferential direction of the drum brake apparatus and is continuous to the backing plate. Uplift of the brake shoe from the backing plate is prevented by engagement between the guide surface and the engagement projection.