Salim Abu Mayanja (born 9 October 1995) is a Ugandan runner who specializes in the 800 and 1500 metres.

He finished sixth at the 2017 Islamic Solidarity Games.

[1] He also competed in the 800 metres at the 2017 World Championships and the 2019 African Games without reaching the final.

His personal best times are 1:45.73 minutes, achieved in July 2017 in Kampala; and 3:34.51 minutes in the 1500 metres, achieved in July 2019 in Poznan.

This biographical article relating to Ugandan athletics is a stub.