Daniel Moustapha Thioune is a German professional football manager and former player who currently serves as head coach of Werder Bremen. Thioune spent most of his playing career at VfL Osnabrück, where he established himself as a prolific scorer from midfield. Upon retiring in 2010 after playing for multiple lower league sides, he began coaching different teams in the VfL Osnabrück academy before being appointed as the first team coach in 2017. He was hired as Hamburger SV head coach in 2020, and has also been the manager of Fortuna Düsseldorf.