Bartonjo Rotich (25 May 1938 – 7 October 2019) is a runner from Kenya who specialised in 400 metres and 400 metres hurdles. He went to Alliance High School. Rotich competed at the 1956 Summer Olympics, but failed to advance past 400 metres heats and 4x400 metres relay heats. He was the chairman of Athletics Kenya from 1968 to 1972.