Stéphane Diarra (born 9 December 1998) is an Ivorian professional footballer who plays for Ligue 2 club Le Mans.
Born in Abidjan, Ivory Coast, he also holds French citizenship.
Diarra made his senior debut for Évian during the 2015–16 Ligue 2 season, and then joined Rennes in July 2016.
He spent the 2018–19 season on loan at Le Mans, helped them gain promotion to Ligue 2 via the play-offs, and joined them on a three-year contract in June 2019.