{"title":"Willie van Rooyen","name":"Willie van Rooyen","sport":"mma","image":null,"description":null,"qid":null,"pv":0,"textIso":null,"nickname":"White Lion","born":null,"died":null,"birthplace":null,"iso":"ZA","country":null,"nationality":null,"height":170,"reach":null,"stance":null,"division":"flyweight","divisions":["flyweight"],"team":null,"org":"ONE","legend":false,"champ":false,"record":{"wins":8,"losses":2,"draws":0,"nc":0,"ko":0,"sub":0,"dec":0,"total":10,"lossesByKo":1,"lossesBySub":1,"lossesByDec":0,"streak":{"type":"L","n":2},"bestStreak":0,"firstFight":"2025-11-08","lastFight":"2026-09-12","firstLossTo":"Avazbek Kholmirzaev","titleFights":0,"titlesWon":0},"otherRecord":null,"fights":[{"result":"L","record":null,"opponent":"Yuya Wakamatsu","method":"TKO (doctor stoppage)","kind":"KO","round":"2","time":"4:34","date":"2026-09-12","event":"ONE Samurai 3","location":"Yokohama, Japan","notes":null,"opponentSlug":"yuya-wakamatsu"},{"result":"L","record":null,"opponent":"Avazbek Kholmirzaev","method":"Submission (armbar)","kind":"SUB","round":"1","time":"3:52","date":"2025-11-08","event":"ONE on Prime Video 37","location":"Bangkok, Thailand","notes":null,"opponentSlug":"avazbek-kholmirzaev"}],"women":false,"stub":true,"recordSource":"roster","hasWiki":false,"current":true,"slug":"willie-van-rooyen","eloHist":[[2025,890],[2026,832]],"elo":592,"eloPeak":null,"eloPeakYear":null}