Gujar Khan Tehsil (Urdu: تحصِیل گُوجر خان), headquartered at Gujar Khan, is one of the seven Tehsils (sub-divisions) of Rawalpindi District in the Punjab province of Pakistan. It is administratively subdivided into 36 Union Councils and according to the 1998 census has a population of 42,0000. In 2017 census Gujar Khan has a population of 678,503