{"title":"Mariusz Książkiewicz","name":"Mariusz Książkiewicz","sport":"mma","image":null,"description":"Polish-Canadian mixed martial artist (born 1989)","qid":"Q111698971","pv":241,"nickname":"The Iron Pol","born":"1989-10-04","died":null,"birthplace":"Ludwigsburg, West Germany","iso":"CA","country":"Kanada","height":191,"reach":191,"stance":"Southpaw","division":"Light Heavyweight","divisions":["Welterweight","Super Middleweight","Middleweight","Light Heavyweight"],"team":"Winnipeg Academy of Mixed Martial Arts","org":null,"grap":{"pts":3,"tags":["style:bjj","belt:bjj"]},"legend":false,"champ":false,"record":{"wins":11,"losses":3,"draws":0,"nc":0,"ko":5,"sub":5,"dec":1,"total":14,"lossesByKo":1,"lossesBySub":1,"lossesByDec":1,"streak":{"type":"L","n":1},"bestStreak":8,"firstFight":"2011-05-13","lastFight":"2025-09-20","firstLossTo":"Mário Sousa","titleFights":2,"titlesWon":2},"otherRecord":null,"fights":[{"result":"L","record":"11–3","opponent":"Sergiusz Zając","method":"TKO (knee injury)","kind":"KO","round":"1","time":"1:07","date":"2025-09-20","event":"KSW 110","location":"Rzeszów, Poland","notes":"","opponentSlug":"sergiusz-zajac"},{"result":"W","record":"11–2","opponent":"Rafael Carvalho","method":"KO (punches)","kind":"KO","round":"4","time":"0:47","date":"2024-04-13","event":"Ignite Fights: Iowa Fight Series 2","location":"Marshalltown, Iowa, United States","notes":"Return to Light Heavyweight. Won the vacant IF Light Heavyweight championship.","opponentSlug":"rafael-carvalho"},{"result":"L","record":"10–2","opponent":"Eli Aronov","method":"Submission (arm-triangle choke)","kind":"SUB","round":"2","time":"4:32","date":"2022-05-27","event":"Unified MMA 45","location":"Enoch, Alberta, Canada","notes":"","opponentSlug":null},{"result":"W","record":"10–1","opponent":"Alessandro Gambulino","method":"TKO (knee to the body and punches)","kind":"KO","round":"1","time":"1:29","date":"2022-04-22","event":"LFA 130","location":"New Town, North Dakota, United States","notes":"Return to Middleweight.","opponentSlug":null},{"result":"W","record":"9–1","opponent":"Graham Park","method":"TKO (punches)","kind":"KO","round":"1","time":"1:25","date":"2021-12-17","event":"Unified MMA 42","location":"Enoch, Alberta, Canada","notes":"Super Middleweight debut. Won the Unified MMA Super Middleweight championship.","opponentSlug":null},{"result":"L","record":"8–1","opponent":"Mário Sousa","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2020-11-10","event":"Dana White's Contender Series 35","location":"Las Vegas, Nevada, United States","notes":"","opponentSlug":null},{"result":"W","record":"8–0","opponent":"Guilherme Miranda","method":"Submission (rear-naked choke)","kind":"SUB","round":"1","time":"4:07","date":"2019-11-09","event":"Teofista: Fight For The Troops","location":"Brandon, Manitoba, Canada","notes":"","opponentSlug":null},{"result":"W","record":"7–0","opponent":"Jo Vallée","method":"Submission (rear-naked choke)","kind":"SUB","round":"3","time":"1:13","date":"2018-08-02","event":"TKO Fight Night 1","location":"Montreal, Quebec, Canada","notes":"Return to Middleweight.","opponentSlug":null},{"result":"W","record":"6–0","opponent":"Douglas McFresh","method":"TKO (elbows)","kind":"KO","round":"1","time":"1:20","date":"2016-10-19","event":"Alaska FC 126","location":"Anchorage, Alaska, United States","notes":"Light Heavyweight debut.","opponentSlug":null},{"result":"W","record":"5–0","opponent":"Micah Brakefield","method":"TKO (doctor stoppage)","kind":"KO","round":"2","time":"5:00","date":"2016-03-12","event":"Prestige FC 2","location":"Regina, Saskatchewan, Canada","notes":"Middleweight debut.","opponentSlug":null},{"result":"W","record":"4–0","opponent":"Steve Dubeck","method":"Submission (rear-naked choke)","kind":"SUB","round":"2","time":"3:53","date":"2013-11-15","event":"KOTC: Out Cold","location":"Cold Lake, Alberta, Canada","notes":"Catchweight (175 lb) bout.","opponentSlug":null},{"result":"W","record":"3–0","opponent":"Ash Mashreghi","method":"Submission (rear-naked choke)","kind":"SUB","round":"1","time":"1:55","date":"2013-03-23","event":"Aggression FC 16","location":"Winnipeg, Manitoba, Canada","notes":"","opponentSlug":null},{"result":"W","record":"2–0","opponent":"Dejan Kajić","method":"Decision (unanimous)","kind":"DEC","round":"3","time":"5:00","date":"2012-09-15","event":"Aggression FC 11","location":"Winnipeg, Manitoba, Canada","notes":"Catchweight (171 lb) bout.","opponentSlug":null},{"result":"W","record":"1–0","opponent":"Henry Rowsell","method":"Submission (rear-naked choke)","kind":"SUB","round":"1","time":"0:27","date":"2011-05-13","event":"Cage Fighting Manitoba 2","location":"Winnipeg, Manitoba, Canada","notes":"Welterweight debut.","opponentSlug":null}],"women":false,"slug":"mariusz-ksiazkiewicz","eloHist":[[2011,1249],[2012,1269],[2013,1321],[2016,1333],[2018,1337],[2019,1331],[2020,1122],[2021,1180],[2022,997],[2024,1034],[2025,933]],"elo":683,"eloPeak":818,"eloPeakYear":2024}