In 2002, he won at the Kenyan trials for the 2002 IAAF World Cross Country Championships junior race. At the World Cross Country Championships, held in Dublin, Kipchoge finished fifth in the individual race and was part of the Kenyan junior team that won gold. Kipchoge also won the 5000 metres race at the Kenyan trial for the 2002 World Junior Championships in Athletics, but fell ill and missed the championships. At the 2003 IAAF World Cross Country Championships he won the junior race.