All fightersMariusz Ksiazkiewicz
Light Heavyweight11-3RECORD
5KO / TKO WINS
5SUBMISSION WINS
1DECISION WINS
Profile
| Full name | Not added yet |
|---|---|
| Nickname | Not added yet |
| Date of birth | 4 Oct 1989 |
| Nationality | Canada |
| Lives in | Winnipeg, Manitoba |
| Division | Light Heavyweight |
| Team | Winnipeg Academy of MMA |
| Height | 190 cm (6′3″) |
| Reach | 190 cm (6′3″) |
| Stance | Southpaw |
| Weight | 83.9 kg (185 lb) |
| Pro debut | 13 May 2011 |
| Last fight | 20 Sep 2025 |
Details on this page were compiled from public information on 30 Sep 2026 (the record is as of that date). Is this you? Claim this profile to correct anything and add your photo and bio. Claim this profile
Fight history
14 professional fights on file. Newest first.
| Result | Opponent | Method | Round | Time | Event | Date |
|---|---|---|---|---|---|---|
| Loss | Sergiusz Zajac | KO (punches) | 1 | 1:07 | KSW 110 - Grzebyk vs. Tulshaev | 20 Sep 2025 |
| Referee Aleh Miliakou | ||||||
| Win | Rafael Carvalho | KO (punches) | 4 | 0:47 | Ignite Fights - Iowa Fight Series 2 | 13 Apr 2024 |
| Loss | Eli Aronov | Submission (arm-triangle choke) | 2 | 4:32 | Unified MMA 45 - Unified MMA | 27 May 2022 |
| Referee Luke Boutin | ||||||
| Win | Alessandro Gambulino | TKO (knee to the body and punches) | 1 | 1:29 | LFA 130 - Ksiazkiewicz vs. Gambulino | 22 Apr 2022 |
| Referee Aaron Menard | ||||||
| Win | Graham Park | KO (punches) | 1 | 1:25 | Unified MMA 42 - Unified MMA | 17 Dec 2021 |
| Referee Andy Social | ||||||
| Loss | Mario Sousa | Decision (unanimous) | 3 | 5:00 | Dana White's Contender Series - Contender Series 2020: Week 9 | 10 Nov 2020 |
| Referee Mark Smith | ||||||
| Win | Guilherme Miranda | Submission (rear-naked choke) | 1 | 4:07 | Teofista - Fight For The Troops | 9 Nov 2019 |
| Win | Jonathan Vallee | Submission (rear-naked choke) | 3 | 1:13 | TKO MMA - TKO Fight Night 1 | 2 Aug 2018 |
| Win | Douglas McFresh | KO (elbows) | 1 | 1:20 | AFC 126 - Heun vs. Matavao | 19 Oct 2016 |
| Referee Paul Stockler | ||||||
| Win | Micah Brakefield | TKO (retirement) | 2 | 5:00 | Prestige FC 2 - Queen City Coronation | 12 Mar 2016 |
| Referee Phil Koldyk | ||||||
| Win | Steve Dubeck | Submission (rear-naked choke) | 2 | 3:53 | KOTC - Out Cold | 15 Nov 2013 |
| Referee Phil Koldyk | ||||||
| Win | Ash Mashreghi | Submission (rear-naked choke) | 1 | 1:55 | AFC 16 - Uprising | 23 Mar 2013 |
| Win | Dejan Kajic | Decision (unanimous) | 3 | 5:00 | AFC 11 - Takeover | 15 Sep 2012 |
| Referee Philip Koldyk | ||||||
| Win | Henry Rowsell | Submission (rear-naked choke) | 1 | 0:27 | CFM 2 - Cage Fighting Manitoba 2 | 13 May 2011 |
Amateur fights
Amateur record 2-1 (3 fights). Not counted in the professional record.
| Result | Opponent | Method | Round | Time | Event | Date |
|---|---|---|---|---|---|---|
| Loss | Rondel Roberts | TKO (punches) | 1 | 0:00 | AFXC 1 - Alpha Fight XC | 14 Mar 2010 |
| Win | Heath Rud | Submission (kimura) | 2 | 1:30 | RG - Rochester Gladiators | 30 Jan 2010 |
| Referee Daryl Guthmiller | ||||||
| Win | Jason Ungar | Submission (armbar) | 1 | 1:21 | UMAC - Ultimate Martial Arts Championship 17 | 27 Mar 2009 |