| Mateusz Marzec | |
| Birth Date: | 1994 8, df=yes |
| Birth Place: | Ozimek, Poland |
| Height: | 1.78 m |
| Position: | Attacking midfielder |
| Currentclub: | GKS Katowice |
| Clubnumber: | 17 |
| Youthyears1: | –2011 |
| Youthclubs1: | Małapanew Ozimek |
| Years1: | 2011–2015 |
| Clubs1: | Małapanew Ozimek |
| Years2: | 2015–2016 |
| Clubs2: | Ruch Zdzieszowice |
| Caps2: | 45 |
| Goals2: | 9 |
| Years3: | 2016–2018 |
| Clubs3: | Odra Opole |
| Caps3: | 23 |
| Goals3: | 2 |
| Years4: | 2017 |
| Clubs4: | → Ruch Zdzieszowice (loan) |
| Caps4: | 17 |
| Goals4: | 9 |
| Years5: | 2018–2019 |
| Clubs5: | Olimpia Grudziądz |
| Caps5: | 32 |
| Goals5: | 7 |
| Years6: | 2019 |
| Clubs6: | GKS Bełchatów |
| Caps6: | 20 |
| Goals6: | 11 |
| Years7: | 2019–2021 |
| Clubs7: | Podbeskidzie Bielsko-Biała |
| Caps7: | 22 |
| Goals7: | 1 |
| Years8: | 2021–2023 |
| Clubs8: | Odra Opole |
| Caps8: | 41 |
| Goals8: | 9 |
| Years9: | 2023– |
| Clubs9: | GKS Katowice |
| Caps9: | 46 |
| Goals9: | 8 |
| Club-Update: | 21 July 2024 |
Mateusz Marzec (born 13 August 1994) is a Polish professional footballer who plays as a midfielder for Ekstraklasa club GKS Katowice.
At the age of 16, Marzec debuted for Polish seventh division side Małapanew Ozimek, helping them achieve promotion to fourth division in 2014.[1]
In 2018, he signed for Olimpia Grudziądz in the Polish third division.
For the second half of the 2019–20 season, he signed for Polish second division team Podbeskidzie Bielsko-Biała, helping them achieve promotion to the top flight within a season.[1]
On 29 July 2021, he returned to Odra Opole, signing a two-year contract.[2]
On 4 January 2023, Marzec joined another I liga side GKS Katowice on a two-and-a-half-year deal.[3]
Małapanew Ozimek