William Greenberg
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4 GoldNAGA 2 · JJWL 2The Roll Up
Fighter Intelligence
9 TournamentsGet notified when William Greenberg's rankings update
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Maleblue BeltAges 16-187,098 FightersRanked #1728 of 7,098 blue belts. 50% win rate across 32 matches.
Fighter History
| Result | Fighter | JITS | Video |
|---|---|---|---|
| W | 3219+250 | ||
| L | 10519-40 | ||
| W | 2116+340 | ||
| L | 2116-690 | ||
| W | 2116+270 | ||
| L | 4323-100 | ||
| W | 1226+270 | ||
| W | 1022+230 | ||
| L | 1226-750 | ||
| L | 4323-160 |
From Combate Real School of Jiujitsu
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Stats verified from completed tournaments only, may not represent a fighter's true record.
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About
William Greenberg is a White belt from Combate Real School of Jiujitsu in MA competing with a 50% win rate across 20 matches. His 90% submission rate ranks in the top 1% of White belts—54 points above the 36% belt average—and he's earned 4 gold medals, 3 silver, and 2 bronze across 7 tournaments. At #133 in belt rankings (99th percentile) and #1216 globally, Greenberg holds a JITS Rating of 3527 as a Prospect-tier competitor.
All 10 of Greenberg's wins came against higher-rated opponents, including a notable upset over Eduard Bodak (−816 rating gap). His no-gi rating of 1395 significantly outpaces his gi rating of 1055 across 9 and 11 matches respectively. Development velocity trends dominant at +6.5 pts/month (76th percentile DVI), and he's competing consistently across JJWL and NAGA organizations with recent gold finishes at NAGA Springfield II Grappling Championship and New England VI events.