Samuel 'S3' Arnold III
DMG Boxing proudly welcomes Samuel “S3” Arnold III, one of the most promising young middleweights in the sport today. At just 22 years old, the undefeated Dallas native is already making waves with a perfect 14-0 record, including 9 explosive knockouts. Standing tall at 6’3”, Arnold combines reach, ring IQ, and a slick, composed style that has quickly set him apart as a true rising star.
Turning pro at 17, Arnold’s fast ascent is no accident—his sharp technique, discipline, and highlight-reel finishes speak for themselves. Now under the DMG banner, he’s poised to reach new heights.

Birth name: Samuel Arnold III
Sex: Male
Alias: S3
Age: 22
Nationality: USA
Stance: Orthodox
Height: 6′ 3″ / 191 cm
Residence: Dallas, Texas, USA
Birth place: Saint Louis, Missouri, USA
Division: Super Middle


Amateur Career
7X National Champion, 2X Ringside World Champion, Diamond Gloves National Champion
Junior Olympic Gold Medalist, National PAL Champion, Western Qualifier National Champion
Eastern Qualifier National Champion, 2X Fort Worth Golden Gloves Champion
National Silver Gloves Bronze Medalist, 3X Ranked in the USA, Amateur Record: 90 Wins – 9 Losses
Professional Career
14, 0, 0 (9 KO)
WBC Youth Intercontinental Champion, World Ranking at 168 lbs: #61, U.S. Ranking at 168 lbs: #10
Has already defeated 2 undefeated opponents, Last 4 opponents had a combined record of 22–3












