1983 National Collegiate Rugby Championship

The 1983 National Collegiate Rugby Championship was the fourth edition of the official national championship for intercollegiate rugby organized by the U.S. Rugby Football Union. The tournament was hosted by the University of Georgia in Athens, Georgia. The Cal Bears won their fourth straight title.

Participants
Illinois Qualified for the National Championship by advancing from the Mid-America Cup at Bowling Green, Ohio on May 1. Navy Qualified for the National Championship by winning the Eastern Collegiate Championship.
 * Coach- Graham Hesketh
 * Illinois 14-0 Cincinnati
 * Illinois 7-10 Palmer(awarded to Illinois due to ineligible players on Palmer)
 * Coach- Kehoe

Air Force Qualified for the National Championship by winning the Western Regional on April 23–24 at College Station, TX.
 * Coach- Rob Horne
 * Captains- Joe Barkate/Luis Arauz
 * Record- 9-1
 * Air Force 6-0 Southeast Missouri State
 * Air Force 9-4 Nebraska
 * Air Force 13-9 Oklahoma

California Qualified from Pacific Coast Collegiate Regional at Provo, Utah on April 9–10.
 * Coach- Ned Anderson
 * Captain- John Blackburn
 * Record 17-6(7-0)
 * California 20-0 Oregon State
 * California 44-6 BYU

Bracket
*awarded due to ineligible players