Jonathan Muia Ndiku (born 18 September 1991) is a Kenyan long-distance runner who specialises in the 3000 metres steeplechase. He has a personal best of 8:07.75 minutes. He was the gold medallist in the event at the 2014 Commonwealth Games, where he broke the Commonwealth Games record.As a youth Ndiku ran the fastest steeplechase time for an under-17 athlete. He went on to win back-to-back titles at the IAAF World Junior Championships in Athletics in 2008 and 2010 – the first ever to do so.