Ku qor sii socodka faqradan - Ciyaartii ay ku guulaysatay, Kipyegon waxay ku guuleysatay billado dahab ah 2011 World U18 Championships, iyo 2012 World U20 Championships. Markii ay jirtay 18 sano, ma aysan gaarin semi-finalka ciyaaraha Olombikada London 2012, laakiin waxay ku guuleysatay tartamada yar yar ee tartamada adduunka ee 2011 iyo 2013
, waxaana uu kaalinta 5-aad ka galay tartankii adduunka ee 2013.