Joseph Cheromei Kiprotich (born 24 January 1966) is a Kenyan former long-distance runner and athletics coach. He was a team gold medallist at the 1993 IAAF World Half Marathon Championships with Lameck Aguta and Thomas Osano, having finished sixteenth individually. His personal best for the marathon was 2:11:44 hours, achieved at the 1997 Prague International Marathon. After retiring he went into coaching and among others coached his sister Lydia Cheromei.