Seden Sodo is one of the woredas in Oromia Region, Ethiopia. it is bordered on the Southern Nations, Nationalities and Peoples Region, Gedebeno Gutezer Wereda or Gurage zone on the west by weliso, by north by Bacho wereda on the northeast by Tole wereda, and on the east by Kersa Malima. The major town in Seden Sodo is Harbu Chulule.