The temperature control device for a vehicle, heats the interior of the vehicle and a battery, and an air conditioner for a vehicle having the same. The battery temperature control device includes a refrigerant circulation line having a compressor, an indoor heat exchanger, expansion means and an outdoor heat exchanger; a coolant circulation line which circulates a heater core mounted to heat the interior of the vehicle; and a coolant heat exchanger mounted to exchange heat between refrigerant circulating the refrigerant circulation line and coolant circulating the coolant circulation line, wherein a battery is arranged on the coolant circulation line.