Pamela Chepchumba (born March 8, 1979 in Kapsait, West Pokot District) is an athlete from Kenya. Her best achievements are from cross country running.
Aged only 13, Chemchumba competed at the 1992 IAAF World Cross Country Championships, finishing 27th in the junior race. Still at junior level, she participated in the 1994 and 1995 edition of IAAF World Cross Country Championships, finishing 7th and 10th respectively. At the time she took a break in running to concentrate in schooling, where she was lagging. She went to Kapkenda Secondary School in 1997.
Pamela Chepchumba was suspended for two years after testing positive for EPO at the 2003 IAAF World Cross Country Championships held in Lausanne, Switzerland. She had finished sixth, but was disqualified. She returned in 2005 and won the Udine Half Marathon.
Her husband Boaz Kimaiyo is also a runner, as is her younger brother Nicholas Koech, who mainly competes in road races. She has two daughters (as of 2007). She is managed by Federico Rosa and coached by Eric Kimaiyo.
Pamela Chepchumba profile at IAAF