Mumias Constituency
Mumias Constituency was an electoral constituency in Kenya. It was one of four constituencies in the former Butere/Mumias District. The constituency was established for the 1966 elections. It was later divided into Mumias West Constituency and Mumias East Constituency and Matungu Constituency part of Kakamega County.
Members of Parliament
| Elections | MP | Party | Notes |
| 1966 | Abraham Owori Mulama | KANU | |
| 1969 | J. O'Washika | KANU | One-party system |
| 1972 | Francis M. N. Obongita | KANU | By-election. One-party system |
| 1974 | Francis M. N. Obongita | KANU | One-party system |
| 1979 | Elon Willis Wameyo | KANU | One-party system |
| 1983 | Elon Willis Wameyo | KANU | One-party system. |
| 1988 | Elon Willis Wameyo | KANU | One-party system. |
| 1992 | Elon Willis Wameyo | KANU | |
| 1997 | Wycliffe Wilson Osundwa | KANU | |
| 2002 | Wycliffe Wilson Osundwa | NARC | |
| 2007 | Benjamin Jomo Washiali | ODM |