Career
From 2007 onwards she focused more on German and French road races. She has a 10K best of 32:32 minutes, a half marathon best of 68:36 minutes and a marathon best of 2:30:34 hours. Born in Mosoriot in Kenya"s Nandi District, Chepkwony"s first success came at the 2001 African Junior Athletics Championships, where she was she silver medallist in the 5000 metres behind Vivian Cheruiyot.
In 2004 she was second in the 800 metres at both the Kenyan Athletics Championships and the Olympic trial race.
She competed at the 2006 Commonwealth Games but did not make it past the first round. She continued to mix road races and track running in 2007 and ran for Kenya in both the 800 m and the 1500 metres at the 2007 All-Africa Games.
Chepkwony missed the 2008 season but successfully returned in 2009 with a focus on road events, winning the Course de l"Escalade for a second time and taking the Hamburg Half Marathon title with a time of 75:22 minutes for her debut over the distance. She competed in smaller scale events in 2010 but was rewarded with numerous victories, including the Lotto Cross Cup Brussels, the Kö-Lauf and Alsterlauf Hamburg 10K runs, half marathons in Hamburg and Altötting, and the Zürcher Silvesterlauf.
In 2011 she retained her titles in Brussels, Hamburg and Zürich, as well winning the Course du Noël for a second time.
The 2012 saw Chepkwony begin to participate in higher standard road competitions. This earned her a place in the elite selection for the 2012 Berlin Marathon and in her first attempt at the classic distance she managed to finish in 2:30:34 hours, coming in seventh place. She made three half marathon outings in 2013 and finished in the top three each time, coming third at the Paris Half Marathon and runner-up at the Göteborgsvarvet and Ústí nad Labem Half Marathon.
800 metres – 2:03.6 (2005)
1000 metres – 2:43.96 (2005)
1500 metres – 4:24.35 (2007)
5000 metres – 16:23.77 (2001)
10K run – 32:32 (2012)
15 kilometres – 49:43 (2012)
Half marathon – 1:08:36 (2012)
25 kilometres – 1:22:56 (2012)
Marathon – 2:27:27 (2013)
3000 metres steeplechase – 10:05.6 (2013).