The invention relates to a baby carriage, in particular to a baby carriage with the feces and urine storage function, wherein a seat of the baby carriage can be freely adjusted front and back. The baby carriage comprises a frame, wheels installed below the bottom layer of the frame, a dining board installed on the front of the top layer of the frame and the seat installed on the rear of the top layer of the frame in a sliding mode, a feces storage box is arranged on the portion, below the top layer of the frame where the seat is located, of the bottom layer of frame, and a round feces hole is formed in the position, perpendicularly corresponding to the feces storage box, of a base plate of the seat; the middle of the front end of the base plate of the seat protrudes forwards to form a urine diversion part, and the front end of the urine diversion part is connected with a urine diversion tube; a urine storage box is arranged on the portion, below the top layer of the frame where the dining board is located, of the bottom layer of the frame, the urine diversion tube is connected with the urine storage box, and a leg separating middle column is arranged between the dining board and a foot pedal. The baby carriage has the advantages of being simple in structure, having the feces and urine storage function and making the storage boxes easy to take out and easy to clean, a child can stand freely in the baby carriage, and high comfort degree is provided when the baby carriage is used.