Santiago Luna losses
Over 3 years as a professional, Santiago Luna has compiled a 8-1 (7) record, fighting across two weight classes. His only loss came against Bryce Mitchell.
1. Santiago Luna loses to Bryce Mitchell via KO
On June 6, 2026 Santiago Luna faced Bryce Mitchell in a bantamweight bout. Luna was 21 years old with a record of 8-0, and Mitchell was 31 with a record of 18-3. Luna was on an undefeated 8-fight winning streak and Mitchell was coming off a win. Mitchell submitted Luna via arm-triangle choke in the 3rd round.