A grill member of a grill device includes a housing, a grill plate, a heating unit, and a handle unit. The housing is formed with a latch hole. The grill plate is made of a heat-conductive material and is disposed removably on the housing. The heating unit is mounted on the housing and is operable so as to generate heat that is conducted to the grill plate. The handle unit is movably retained on the grill plate and is operable so as to engage releasably the latch hole in the housing, thereby locking releasably the grill plate on the housing.