2003 Rosenborg BK season

The 2003 season was Rosenborg BK's 86th season in existence and the club's 24th consecutive season in the top flight of Norwegian football. In addition to the domestic league, Rosenborg BK participated in this season's editions of the Norwegian Football Cup, UEFA Champions League and the UEFA Cup.

First-team squad

 * Squad at end of season

Second round
Third round took place during the 2004 season.