The Grappling Index

Independent rankings for competitive grappling & jiu jitsu

Men's No-Gi Men's Gi Women's No-Gi Women's Gi Overall All-Time About

Mason Klein

As of 2026-10-12, Mason Klein is ranked #775 of 1161 active men overall by The Grappling Index.

#775Overall rank

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© 2026 The Grappling Index. Updated 2026-10-12.