Simret Sultan (born 20 July 1984) is an Eritrean long-distance runner who specializes in the 5000 metres and cross-country running. She was born in Mirara. She won the Cross de Atapuerca competition in Spain in 2007. She competed in the 2008 Summer Olympics in Beijing, China, and was the flag-bearer for her nation during the opening ceremonies of those games.
It was reported in February 2009 that Simret has defected and claimed asylum in the UK.