Kericho District

Kericho was a district in the Rift Valley Province of Kenya. Its capital was Kericho. It had a population of 468,493 (1999 census) and an area of 2,111 km2.

Kericho District traces its origins back to when the region was part of the Protectorate of Uganda. It was until 1902 when Lumbwa District transferred to the East Africa Protectorate. Between 1921 and 1922 it was renamed South Lumbwa District, till 1935 when it was renamed Kericho District. The district was one of the forty districts of 1963. In 1992, It was split to create an additional district of Bomet.

In 2010, the new constitution of Kenya was promulgated. As per the new law, new counties were to be created based on the districts of Kenya that existed as at 1992. This effectively led to the creation of Kericho County.

The district had three constituencies:
 * Belgut Constituency
 * Ainamoi Constituency
 * Kipkelion Constituency