| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2013/2014 | 2. Liga West | 29 | 1976 | 3 | 0 | 0.14 | — |
| 2013/2014 | 2. Liga | 29 | 1976 | 3 | 0 | 0.14 | — |
| 2014/2015 | 1. Liga | 24 | — | 1 | — | — | — |
| 2015/2016 | 1. Liga | 1 | — | 0 | — | — | — |
| 2017/2018 | 2. Liga | 1 | — | 0 | — | — | 0 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-09-04
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Górnik Łęczna | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Zagłębie Lubin | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Pogoń Siedlce | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Jarota Jarocin | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Katowice | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 Wisła Płock | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Radomiak Radom | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Górnik Wałbrzych | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 ROW Rybnik | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 |
 Olimpia Grudziądz | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
 Flota Swinoujscie | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Polonia Bytom | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 Ruch Zdzieszowice | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Dolcan Zabki | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
 Stargard Szczeciński | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Elana Toruń | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Zielona Gora | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Ostrovia | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 SKRA Częstochowa | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Across the 2014/2015 1. Liga, Mateusz Janeczko totalled 24 appearances.
5 league seasons (2013–2017) across 4 clubs made up his recorded career.
Split by competition, the league record covers 3 domestic leagues: 2. Liga (30 appearances, 3 goals), 2. Liga West (29 appearances, 3 goals) and 1. Liga (25 appearances, 1 goal). He reached 25 league appearances in 2 of those 5 campaigns.
