Kersa is one of the woredas in the East Hararghe Zone of the Oromia Region of Ethiopia. It is named after a river that flows through it, the Kersa. The woreda is bordered on the south by Bedeno, on the west by Meta, on the north by Dire Dawa, on the northeast by Haro Maya, and on the southeast by Kurfa Chele. The administrative center of the woreda is Kersa; other towns include Lange.