Nicholas Kemboi (born November 25, 1983, in Kericho) is an athlete from Qatar who specialises in long-distance running. Unlike many other Kenyan-born athletes, he kept his name when changing affiliation to the Middle Eastern country. He is the fourth fastest man of all time at 10,000 meters, with a personal best of 26:30.03 set in 2003 at the young age of 20. He was the silver medallist in the event at the 2009 Asian Athletics Championships.