Hanoi seminar
Were you there? Claim your spot
Saturday, November 7, 2026, 15:00 to 17:00 (Hanoi time)
D89
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The official lineage network
Build your legacy
Connect with verified instructors, document your journey, and preserve your jiu jitsu lineage for the next generation.
Join the LegacyExplore the lineageBuilt on authentic lineage
Bob Bass, the first American promoted to coral belt by Rigan Machado, is the bridge between Brazil's founding masters and America's next generation. Every instructor here traces back through documented training relationships.
Carlos Gracie Sr
Founder
Rigan Machado
9th degree red belt
Bob Bass
First American coral belt under Rigan
Hear from the source
Rigan Machado on Black Belt Legacy
9th degree red belt · Pan American champion · ADCC veteran
What you get
Questions
What is Black Belt Legacy?
A network connecting practitioners to verified martial arts lineages, starting with Rigan Machado's Brazilian Jiu Jitsu family tree.
How do I track my lineage?
Join and add your belt, then open the lineage tree to see who taught who, back through the generations.
Who is Rigan Machado?
A 9th degree red belt, Pan American champion and ADCC veteran. He leads the Black Belt Legacy network with decades of teaching.
Is there a cost to join?
No. Making your profile and joining the tree is free.