Marian Bâcu (born 21 April 1961) is a Romanian former footballer. In the 1985–86 season he scored 25 goals, making him the top goalscorer of Universitatea Craiova and the third goalscorer in Liga I, after Gheorghe Hagi and Victor Piţurcă. In the 1990–91 season he scored 17 goals for Jiul Petrosani, making him the top goalscorer of the team and the second goalscorer in Liga I, after Ovidiu Cornel Hanganu.