J. Letniowski
Midfielder · 
Widzew Łódź
Widzew Łódź Career
| Season | Club | Apps | Goals | A | Rating |
|---|---|---|---|---|---|
| 24/25 | Widzew Łódź · Ekstraklasa | 0 | 0 | 0 | |
| 23/24 |  Ruch Chorzów · Ekstraklasa | 24 | 1 | 0 | 6.88 |
| 22/23 | Widzew Łódź · Ekstraklasa | 32 | 1 | 1 | 6.80 |
| 21/22 | Widzew Łódź · I Liga | 17 | 3 | 0 | |
| 20/21 |  Arka Gdynia · I Liga | 29 | 12 | 0 | |
| 19/20 |  Lech Poznań II · II Liga - East | 15 | 5 | 0 | |
| 18/19 |  Bytovia Bytów · I Liga | 19 | 7 | 0 |
Transfers 10
| Date | Club | Type |
|---|---|---|
| Jul 1, 2024 | Miedz Legnica from Widzew Łódź | Free agent |
| Jun 27, 2023 | Ruch Chorzów from Widzew Łódź | Loan |
| Jul 1, 2022 | Widzew Łódź from Lech Poznan | Free agent |
| Jul 1, 2021 | Widzew Łódź from Lech Poznan | Loan |
| Jul 1, 2021 | Lech Poznan from Arka Gdynia | |
| Aug 1, 2020 | Arka Gdynia from Lech Poznan | Loan |
| Feb 1, 2019 | Lech Poznan from Bytovia Bytów | |
| Jul 1, 2018 | Bytovia Bytów from Lechia Gdansk | Free agent |
| Jan 25, 2017 | Lechia Gdansk from Bytovia Bytów | |
| Aug 31, 2016 | Bytovia Bytów from Lechia Gdansk | Loan |