Quzlu or Qowzlu () may refer to various places in Iran:
Qowzlu, Alborz Quzlu, Germi, Ardabil province Quzlu, Anguti, Germi County, Ardabil province Quzlu, Kowsar, Ardabil province Quzlu, Bostanabad, East Azerbaijan province Quzlu, Malekan, East Azerbaijan province Quzlu-ye Bala, Kurdistan province Quzlu, Qazvin Quzlu-ye Khaneqah, West Azerbaijan province Qowzlu-ye Afshar, West Azerbaijan province Qowzlu-ye Olya, West Azerbaijan province Qowzlu-ye Sofla, West Azerbaijan province Quzlu, Zanjan Quzlu, Mahneshan, Zanjan province
See also Qozlu (disambiguation), various places in Iran and Azerbaijan