Jepkosgei or Chepkosgei is a surname of Kenyan origin that may refer to:
Janeth Jepkosgei (born 1983), Kenyan middle-distance runner Jane Jepkosgei Kiptoo (born 1982), Kenyan female marathon runner Joyciline Jepkosgei (born 1993), Kenyan long-distance runner Mary Jepkosgei Keitany (born 1982), Kenyan marathon runner Sally Jepkosgei Kipyego (born 1985), Kenyan long-distance track runner
See also Kosgei Kipkosgei