BATTERY PACK AND VEHICLE

Provided are a battery pack with increased space efficiency of an installation site and a vehicle including the battery pack. The battery pack includes at least one battery module; and a cooling unit having a refrigerant passage configured to allow a refrigerant to flow therein, having a plate shape such that the at least one battery module is mounted thereon, and including at least one of a convex part in which a part on which the battery module is not mounted is convex in an upper direction, and a concave part in which another part on which the battery module is not mounted is concave in a lower direction.