A device for dividing slaughtered poultry, comprising a stationary elongate conveyor member (5a - 5d) situated above a positioning member (31) and transporting the bird (30) suspended by its legs, and with a guide member (45) having a guide surface situated beneath the positioning member (31) and symmetrical with respect thereto, and comprising an upwardly sloping part (45) in front of the positioning member with a central wedge-shaped positioning groove (46) for the bird's breast, and a substantially flat part (53) beneath the positioning member (31) through which the cutting means (20) extends. '