Stéphane Diarra Badji (born 18 January 1990) is a Senegalese professional footballer who played as a midfielder for Cypriot club Omonia Aradippou.

The following year, he joined SK Brann, where spent two seasons before moved to Turkish club İstanbul Başakşehir in 2014.

[2] In the winter of 2007–2008 he left the football school of Mamadou Fayé with his brother and joined to Championnat Professionnel Ligue 1 side Xam-Xam.

[9] On 17 July 2023, Badji signed a one-year contract with Olympiakos Nicosia and was named captain at the club.

Badji played for Senegal national under-23 football team the 2012 Summer Olympics in London.