Analytics preferences

Allow privacy-masked PostHog analytics and session replay so we can see which parts of the reference are useful and where people get stuck. We never send searches, route identifiers, or form contents. Vercel's anonymous traffic and performance measurement remains active either way.

jiu-jitsu reference

Athletes Events Organizations Matches Knowledge Graph About Support

jiu-jitsu reference

© 2026 Jiu Jitsu Reference. All rights reserved.

Apple, the Apple logo, and App Store are trademarks of Apple Inc., registered in the U.S. and other countries.

Privacy Terms Support

Nwabueze Umeh vs Robert Ackerman | Jiu-Jitsu Reference

Matches/Dec 7, 2018

Nwabueze Umeh vs Robert Ackerman

WinnerNwabueze Umeh

versus

Robert Ackerman

Match result

Decision

Winner: Nwabueze Umeh
Method: Decision
Stage: Not recorded
Weight class: Not recorded

Event context

Date: December 7, 2018

Location

Fresno, California

Organization

Fight 2 Win Promotions

Division

Not recorded