The 2011 Rugby Super League season was the sixteenth season of the Rugby Super League, the United States' premier division of rugby union. The regular season commenced March 12, 2011 with the Utah Warriors playing the Denver Barbarians. On April 30, 2011; the regular season ended, followed by the RSL playoffs, for which the top four clubs qualified. San Francisco Golden Gate won the playoffs and were crowned champions. They also had the best regular season and repeated as premiers.
The defending champions were the New York Athletic Club, the defending premiers were the San Francisco Golden Gate.