Prof Jonathan Kimetet arap Ng'eno (c.1937 - 12 June 1998) was a Kenyan politician and a member of parliament for Bureti Constituency in Kericho County.
In 1988 General Election he lost to Timothy Kipkoech Arap Mibey a lawyer from Bureti.
He bounced back to parliament in the General Election of 1992 through a KANU ticket again.
Bureti Constituency held the Ministry of Education leadership for a record of 16 years.
He was appointed to the position of Board Chairperson of National Water Conservation and Pipeline Corporation in 1989.