Marc Robert Bulger (born April 5, 1977 in Pittsburgh, Pennsylvania) is an American football player and the St. Louis Rams' starting quarterback. Marc Bulger attended Central Catholic High School in Pittsburgh. His father, James Bulger, played quarterback for Notre Dame in 1970 and 1971. Marc Bulger holds 25 passing records at West Virginia University.

Bulger was drafted by the New Orleans Saints in the sixth round (168th overall) of the 2000 NFL draft. Bulger attended the Saints' training camp in 2000, and spent a couple weeks on the Atlanta Falcons and St. Louis Rams practice squads. He was signed by the St. Louis Rams on January 12, 2001.

Bulger did not see action in any contests during his first season with the Rams; he was inactive as the third quarterback for 16 regular season games and all three postseason contests. In 2002, after the Rams started 0-5 under Kurt Warner, Bulger filled in for an injured Warner and won every game in which he both started and finished, ending the season at 7-9. In 2003, Bulger helped lead the Rams to a regular-season record of 12-4 and the division championship; the Rams lost to the Carolina Panthers in the second round of the playoffs after having earned a bye in the first round. In June of 2004, Bulger was named the Rams' starting quarterback; Warner was released.