Emerson Grant Kopec
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Malegrey BeltAges 10-1129,089 FightersWin rate tracks at 63% for grey belt. 16 matches and counting.
Fighter History
| Result | Method | Fighter | JITS | Academy | Bracket | Video | Tournament | Format | Date |
|---|---|---|---|---|---|---|---|---|---|
| L | SUB 0-0 | 1546-1220 | Mindset Martial Arts | Grey Pre Teen · 70-79 | Gi | Nov 22, 2025 | |||
| L | SUB 0-5 | 3520-270 | Kola Ajose BJJ | Grey Pre Teen · 70-79 | Gi | Nov 22, 2025 | |||
| L | PTS 0-0 | 2176-500 | Synergy Brazilian Jiu Jitsu | Grey Pre Teen · 60-69 | JJWLGS XIII Gi Youth | Gi | May 17, 2025 | ||
| W | PTS 6-2 | 1107+480 | Gracie Barra Yuba City | Grey Pre Teen · 60-69 | JJWLGS XIII Gi Youth | Gi | May 17, 2025 | ||
| L | SUB 0-2 | 4008-990 | Grappling Arts of Stockton | Grey Pre Teen · 60-69 | JJWLGS XIII Gi Youth | Gi | May 17, 2025 | ||
| L | SUB | 2454- | Double Phoenix Jiu Jitsu | Grey Pee Wee II (8 & 9yrs) · Grey · -29 Kg · 29kg | NoGi | Apr 16, 2025 | |||
| W | PTS | 1065- | Ground Control | Grey Pee Wee II (8 & 9yrs) · Grey · -29 Kg · 29kg | NoGi | Apr 16, 2025 | |||
| W | PTS | 1761- | Mongrel Martial Arts | Grey Pee Wee II (8 & 9yrs) · Grey · -29 Kg · 29kg | Gi | Apr 16, 2025 | |||
| W | SUB | 1010- | Gracie Barra Virginia | Grey Pee Wee II (8 & 9yrs) · Grey · -29 Kg · 29kg | Gi | Apr 16, 2025 | |||
| L | PTS | 1310- | High Noon BJJ Team | Grey Pee Wee II (8 & 9yrs) · Grey · -29 Kg · 29kg | Gi | Apr 16, 2025 |
From Lincoln Jiu Jitsu Academy
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Stats verified from completed tournaments only, may not represent a fighter's true record.
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About
Emerson Grant Kopec is a Grey belt from Lincoln Jiu Jitsu Academy (Lincoln, CA) competing at a 1711 JITS rating and ranked #6865 among Grey belts. His 60% win rate exceeds the belt average of 50%, placing him in the 67th percentile of his cohort. With 1 gold medal across 4 tournaments, Kopec has claimed 2 total medals while maintaining a 33% submission rate—12 points below the 45% belt average.
Kopec's competitive profile shows 6 wins against higher-rated opponents, including an upset victory over Koa Singson (2070-point rating gap). His development velocity index sits at -28.6 pts/month, placing him in the 16th percentile for momentum and indicating a slowing trend. All 10 of his matches have occurred in the Gi format through JJWL events since his debut in 2025, with his strongest result coming at Golden State XII Gi Youth where he earned gold.