A rolling comb is used for solving the problem that the cleaning of the hair and the dust on the rolling comb is not convenient and comprises a rolling comb body and a comb handle. The rolling comb body is a cylindrical hollow structure, the outer wall of the rolling comb body is provided with multiple round holes, and a rail block is blocked in each round hole. The comb handle is in rotating connection with the rolling comb body, a rotating shaft is fixed at the mounting end of the comb handle, the free end of the rotating shaft extends into an inner cavity of the rolling comb body, the outer wall of the rotating shaft is provided with multiple conical holes and planes, and each plane intersects with the large end of the corresponding conical hole. Multiple comb teeth are arranged between the rotating shaft and the rolling comb body, the driving end of each comb tooth extends into a corresponding conical hole, the other end of each comb tooth is in sliding connection with the rail block arranged in the corresponding round hole, and a spring is arranged between each comb tooth and the corresponding rail block. A locking structure is arranged between the comb handle and the rolling comb body. The rolling comb can facilitate the cleaning of the hair and the dust and convenient to popularize.