A cooling member for a battery module, and a battery pack including the same, according to an exemplary embodiment of the present invention includes: a cooling plate including an upper plate and a lower plate; and a supporter disposed between the upper plate and the lower plate, the supporter defining a plurality of refrigerant flow paths. The lower plate has a refrigerant inflow part and a refrigerant outflow part, and a reinforcing member is formed adjacent to at least one of the refrigerant inflow part and the refrigerant outflow part.