Alphonce Simbu  Alphonce Felix Simbu (born 14 February 1992) is a Tanzanian long distance runner who specialises in the marathon. He competed in the marathon event at the 2015 World Championships in Athletics in Beijing, China. He competed for Tanzania at the 2016 Summer Olympics in the men's marathon. He finished 5th with a time of 2:11.15. He was the flag bearer for Tanzania during the closing ceremony. He won the 14th edition of the Mumbai Marathon on 15 January 2017.