Bartonjo Rotich (born 25 May 1938) is a retired 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.At the 1958 British Empire and Commonwealth Games, he finished third in the 440 yards hurdles race.