Limmu is one of woredas in the Oromia Region of Ethiopia. Part of the Misraq (East) Welega Zone, Limmu is bordered on the south by an exclave of the Benishangul-Gumuz Region, on the southwest by Sasiga, on the west by the Benishangul-Gumuz Region, on the north by Ibantu, and on the east by Gida Kiremu. The administrative center of the woreda is Gelila.