Kipsigis is part of the Kenyan Kalenjin

Kalenjin language

The Nandi languages, or Kalenjin proper, are a dialect cluster of the Kalenjin branch of the Nilotic language family.In Kenya, where speakers make up 18% of the population, the name Kalenjin, a Nandi expression meaning "I say ", gained prominence in the late 1940s and the early 1950s, when several...

 dialect cluster, commonly called Nandi . It is spoken mainly in the Kericho district of the Rift Valley Province

Rift Valley Province, Kenya

Rift Valley Province of Kenya, bordering Uganda, is one of Kenya's seven administrative provinces outside Nairobi.Rift Valley Province is the largest and one of the most economically important provinces in Kenya. It is dominated by the Great Rift Valley which passes through it and gives the...

 in Kenya

Kenya

Kenya , officially known as the Republic of Kenya, is a country in East Africa that lies on the equator, with the Indian Ocean to its south-east...

. The Kipsigis

Kipsigis

The Kipsigis are a pastoralist ethnic group in Kenya, speaking the Kipsigis language. Currently the community practices farming and they are famously known for growing Kenyan "green gold" - tea....

 people are the most numerous tribe of the Kalenjin

Kalenjin

Kalenjin is an ethnic group of Nilotic origin living in the Great Rift Valley in western Kenya and eastern Uganda. The Kalenjin population is estimated at roughly 4.4 million. There are several smaller tribal groupings within the Kalenjin: Elgeyo, Endorois, Kipsigis, Marakwet, Nandi, Pokot,...

 in Kenya. Kipsigis is closely related to Nandi, Keiyo (Keyo, Elgeyo

Elgeyo

The Elgeyo are an ethnic group that is part the larger Kalenjin ethnic group of nilotic origin. They live near Eldoret, Kenya in the highlands of the Keiyo District...

), South Tugen (Tuken), and Cherangany.

The Kipsigis territory is bordered to the south and southeast by the Maasai. To the west, Gusii

Gusii language

The Gusii language is a Bantu language spoken in the Kisii district in western Kenya,whose head-quarters is Kisii town, . It is spoken by the Gusii people, numbering about 1.5 million...

 (a Bantu

Bantu languages

The Bantu languages constitute a traditional sub-branch of the Niger–Congo languages. There are about 250 Bantu languages by the criterion of mutual intelligibility, though the distinction between language and dialect is often unclear, and Ethnologue counts 535 languages...

 language) is spoken. To the north-east, other Kalenjin people are found, mainly the Nandi. East from the Kipsigis, in the Mau forests, live some Okiek speaking tribes.