The present invention provides a grill pan comprising a main body, plural ribs parallel disposed on the main body, characterizes in that each rib comprises multiple integral segments and is respectively disposed axially on said main body and one end of each segment forms a crest portion along the radial direction and the other end of each segment forms a trough portion along the radial direction and connects to the crest portion of adjacent segment. It forms a new appearance and acquires a pleasing aesthetic effect by applying such structure, at same time, the food will be effectively prevented from slipping on the rib when it is grilled by the grill pan, so the grill degree of the grilled food is more uniform and delicious, moreover, the transverse rib marks will be formed by the crest structure by each rib besides the vertical rib marks formed by the original vertical ribs, so the juice will be sealed from the surface of the grilled beef, thus the delicious flavor is kept.