IV liga Warmia-Masuria
| Organising body | Warmian-Masurian Football Association |
|---|---|
| Founded | 2000 |
| Country | Poland |
| Number of clubs | 16 |
| Level on pyramid | 5 |
| Promotion to | III liga, group II |
| Relegation to | Liga okręgowa |
| Current champions | Znicz Biała Piska (2nd title) (2024–25) |
| Most championships | GKS Wikielec (3 titles) |
| Sponsor(s) | forBET |
IV liga Warmia-Masuria group (grupa warmińsko-mazurska), also known as forBET IV liga Warmińsko-Mazurska for sponsorship reasons, is one of the groups of IV liga, the fifth level of Polish football league system. The league was created in the 2000–01 season after a new administrative division of Poland was established. Until the end of the 2007–08 season, IV liga was placed at the fourth tier of league system, but this was changed with the formation of Ekstraklasa as the top-tier league in Poland.
The clubs from Warmian-Masurian Voivodeship compete in this group. The winner of the league is promoted to group I of the III liga. The bottom teams are relegated to the groups of Liga okręgowa from Warmian-Masurian Voivodeship. These groups are Warmia-Masuria I and Warmia-Masuria II.