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

John Mabrey vs Douglas Saldanha | Jiu-Jitsu Reference

Matches/Dec 9, 2023

John Mabrey vs Douglas Saldanha

Ground Zero Grappling 5

versus

WinnerDouglas Saldanha

Match result

SubmissionAnkle Lock

Winner: Douglas Saldanha
Method: Ankle Lock
Stage: Not recorded
Weight class: lightweight

Event context

Date: December 9, 2023
Location: Philadelphia, Pennsylvania
Organization: Ground Zero Grappling
Division: lightweight