Aiden Constantineau

Aiden Constantineau is a Grey belt from Gracie Fighter Pleasant Hill (Pleasant Hill, CA) competing with a 77% win rate across 31 matches in 13 tournaments. His 71% submission rate ranks in the top 2% of Grey belts — 26 points above the 45% belt average — and he has secured 9 gold medals, 5 silver medals, and 1 bronze medal. With a JITS rating of 4112, Constantineau ranks #640 globally and #325 among Grey belts, placing him in the 99th global percentile and 98th belt percentile.

All 24 of Constantineau's competitive wins came against higher-rated opponents, including a notable upset over Mason Reyes (−355 point gap). His rating velocity shows dominant growth at +296.7 points per month, placing him in the 95th percentile for Development Velocity Index. He competes across JJWL and NAGA organizations, with stronger performance in the Gi format (3170 rating, 16 matches) than No-Gi (1365 rating, 15 matches), and recently earned 2 gold medals at GS XV Gi Youth and 2 gold medals at GS XV NoGi Youth.