Flomena Chepchirchir (born 1 December 1981) is a Kenyan professional long-distance runner who competes in half marathon and marathon events. Chepchirchir has won half marathons in Venlo, Glasgow and Zwolle. She is a two-time winner of the BIG 25 Berlin race. She has a half marathon best of 1:08:22 hours and a marathon best of 2:23:00 hours.