Samson Ongeri is the incumbent Senator for Kisii County. He was first elected to Parliament as Nyaribari MP in 1988 and was a member until 1992.
Ongeri has served as Minister of Education from 2007 to 2012 and Foreign Minister between 2012 and 2013. He unsuccessfully vied for the Kisii senate position in 2013 before clinching the seat in 2017.
He chaired the Senate Public Accounts Committee which was tasked with overseeing the expenditure of billions given to counties under the Division of Revenue and other conditional grants. He was recently replaced by Migori senator Ochillo Ayacko.
Further, he chaired for Kisii politics to shift towards a united front advocating for Kisii leaders to unite and not be based on divisive politics.
He is known for championing for the Orange Democratic Movement Party within the region in the recent Kiamokama ward by-election in which their candidate Malack Matara clinched the seat.