Hussein Ahmed Salah (Arabic: حسين أحمد صلاح, Somali: Xuseen Axmed Saalax) is a Djiboutian former long-distance runner, best known for winning a bronze medal in the marathon at the 1988 Summer Olympics.

He also won silver medals in this event at the 1987 and 1991 World Championships.

His personal best time was 2:07:07, achieved in a 2nd-place finish in the Rotterdam Marathon in April 1988.

He and race winner Belayneh Densamo both ran faster than Carlos Lopes' World Record of 2:07:12, set on the Rotterdam course in 1985.

This biographical article relating to Djiboutian athletics is a stub.