Szymon Kołecki (12-1, 9) was born in Oława, Poland on October 12, 1981. At the age of 35 years on March 4, 2017, he made his professional MMA debut against Dariusz Kazmierczuk, winning the fight via 1st-round TKO.
Kołecki's last fight was a 3-round unanimous decision win against Przemysław Mysiala at age 43 on March 14, 2025. He is on a 6-fight winning streak.
Some of Szymon Kołecki's best fights have been against Mariusz Pudzianowski and Damian Janikowski.
Kołecki has 1 loss on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
13 | Mar 14, 2025 43 years, 5 months 12-1 (9) | Przemysław Mysiala | HW | 3 | UD | WIN | |
12  | Dec 7, 2024 43 years, 1 months 11-1 (9) | 44 years, 11 months 23-16 (19) | HW | 3 | UD | WIN | |
11 | Jul 17, 2021 39 years, 9 months 10-1 (9) | Akop Szostak | KSW | HW | 1 | KO | WIN Punch |
10 | Jan 30, 2021 39 years, 3 months 9-1 (8) | Martin Zawada | KSW | HW | 3 | UD | WIN |
9  | Dec 7, 2019 38 years, 1 months 8-1 (8) | 30 years, 5 months 4-2 (4) | KSW | HW | 2 | TKO | WIN Punches |
8  | Mar 23, 2019 37 years, 5 months 7-1 (7) | 42 years, 1 months 12-6 (7) | KSW | HW | 1 | TKO | WIN Leg injury |
7 | Aug 18, 2018 36 years, 10 months 6-1 (6) | Michał Bobrowski | LHW | 3 | UD | LOSS | |
6 | Jun 8, 2018 36 years, 7 months 6-0 (6) | Ivo Cuk | LHW | 1 | TKO | WIN Punches | |
5 | Mar 17, 2018 36 years, 5 months 5-0 (5) | Łukasz Borowski | LHW | 1 | TKO | WIN Elbows | |
4 | Dec 2, 2017 36 years, 1 months 4-0 (4) | Michał Orkowski | HW | 1 | TKO | WIN Punches | |
3 | Oct 21, 2017 36 years 3-0 (3) | Łukasz Łysoniewski | HW | 1 | TKO | WIN Punches | |
2 | May 20, 2017 35 years, 7 months 2-0 (2) | Wojciech Balejko | LHW | 1 | TKO | WIN Punches | |
1 | Mar 4, 2017 35 years, 4 months 1-0 (1) | Dariusz Kazmierczuk | LHW | 1 | TKO | WIN Punches |
