Asefa Mengstu (born January 22, 1988)[1] is an Ethiopian long-distance runner who specialises in road running competitions.

Individually, he finished 15th at the 2010 IAAF World Half Marathon Championships, but he won a team bronze medal.

[2] Mengstu was the first ever winner of the OR Tambo Marathon.

[3] He finished 7th in the 2017 London Marathon.

This biographical article relating to sport in Ethiopia is a stub.