Ziway Dugda is one of the woredas in the Oromia Region of Ethiopia. Part of the Arsi Zone located in the Great Rift Valley, Ziway Dugda is bordered on the south by Munesa, on the west and north by the Misraq Shewa Zone, on the east by Hitosa, and on the southeast by Tiyo; also on its western edge is Lake Zway, whose area this woreda shares with the Misraw Shewa Zone.