Timothy Kitum (born 20 November 1994) is a Kenyan middle distance runner.
He won a silver medal in the 800 m at the 2012 World Junior Championships in Athletics in Barcelona, finishing second to Nijel Amos, before going on to win the bronze medal in the men's 800m race at the 2012 Summer Olympics. Kitum also won the 800m at the Commonwealth Youth Games with a Games Record of 1:49.32.
Kitum is married to Faith Kipyegon. Their daughter, Alyn, was born in June 2018.