Bouna Junior Sarr (born 31 January 1992) is a French professional footballer who plays for Bundesliga club Bayern Munich.
Sarr signed for Marseille on 7 July 2015.
On 3 May 2018, he played in the Europa League semi-finals away to FC Red Bull Salzburg as Marseille played out a 1–2 away loss but a 3–2 aggregate win to secure a place in the 2018 UEFA Europa League Final which was played at the Parc Olympique Lyonnais in Décines-Charpieu, Lyon, France on 16 May 2018, against Atlético Madrid.
On 5 October 2020, Sarr signed for Bundesliga club Bayern Munich on a four-year deal. Sarr made his debut for Bayern in the first round of the DFB-Pokal on 15 October and provided two assists to fellow new signing Eric Maxim Choupo-Moting as the club defeated fifth division side 1. FC Düren by a score of 3–0.