Saoul Mamby vs. Esteban De Jesus
1980-07-07 : Saoul Mamby 139½ lbs beat Esteban De Jesus 140 lbs by TKO at 1:13 in round 13 of 15
- Location: Metropolitan Sports Center, Bloomington, Minnesota, USA
- Referee: Rudy Ortega 117-110
- Judge: Dennis Nelson 117-112
- Judge: George Reiter Jr. 118-110
In the best title bout performance of his career, Mamby outjabbed and outworked Esteban DeJesus en route to a thirteenth round stoppage. Mamby had this bout clearly won on points at the time it was stopped.