People who have competed at Australian Brazilian jiu-jitsu and grappling events. Australia only, for now. See Australian BJJ rankings for recorded wins by belt, state, and ruleset.
| Yna Singzon | Grey | De Been 100% Jiu Jitsu |
| Yoav Narkis | Unknown belt | EAST SIDE JIU JITSU TEAM |
| Yoganavel Kanagarajah | White | FrancisJiuJitsu |
| Yohan D'Lima | Blue | John Donehue Jiu Jitsu |
| Yohann Thomas | White | CHECKMAT AUSTRALIA |
| Yolanda Lai | White | SUPREME ART CLUB |
| Yolly Trunfio | White | Coringa Jiu-Jitsu |
| Yomna Elsayed | Yellow | Top Martial Arts Academy |
| Yonatan Lahav | White | Melbourne Jiu -Jitsu Academy |
| Yongzhang Chen | White | Arte Suave Brazilian Jiu Jitsu |
| Yori Sood | Grey | Gracie Barra Hornsby |
| York Newman | White | GFTeam Sunshine Coast |
| Yoshio Yamamoto | Grey | ONYX Brazilian Jiu Jitsu |
| Yosuf Murady | White | Casey Elite Martial Arts |
| Youhan Cheery | White | The Grappling Lab Prestons |
| Youjeesoo Jung | White | Origin Mixed Martial Arts |
| Younes Aadari | Blue | Academy 411 |
| Young An | White | Higher Jiu Jitsu |
| Young Ju Na | Blue | Revolution Martial Arts Australia |
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