Bahawalnagar Tehsil (Urdu: تحصیل بہاولنگر) is a tehsil located in Bahawalnagar District, Punjab, Pakistan. There are two towns in Bahawalnagar Tehsil: Bahawalnagar and Dunga Bunga. The city of Bahawalnagar is the headquarters of the tehsil which is administratively subdivided into 31 Union Councils.