Archie Colgan losses
Over 5 years as a professional, Archie Colgan has compiled a 13-1 (6) record, including one title fight across two weight classes. His only loss came in a title fight against Usman Nurmagomedov.
1. Archie Colgan loses to Usman Nurmagomedov via KO
On July 31, 2026 Archie Colgan fought Usman Nurmagomedov for the PFL lightweight title. Colgan was 31 years old with a record of 13-0, and Nurmagomedov was 28 with a record of 21-0. Colgan was on an undefeated 13-fight winning streak and Nurmagomedov was on an undefeated 4-fight winning streak. Nurmagomedov stopped Colgan via TKO in the 1st round. Failed to capture the title.