A gripper actuating cam for printers is disclosed. The object of the invention is to provide a gripper actuating cam for printers equipped with several rows of grippers and in which a sheet is supplied only to every second row of grippers and discharged only from every second row of grippers. This object is attained in that the gripper actuating cam (11) associated to the roller levers (10.1, 10.2, 10.3) of the rows of grippers (3.1, 3.2, 3.3) is designed as a gripper actuating cam having i actuating surfaces and revolving at the speed of rotation of the cylinder (4).