2021 Liga 3 East Java
| Tournament details | |
|---|---|
| Dates | 3 November–16 December 2021 |
| Teams | 69 |
| Defending champions | PSG Gresik |
| Final positions | |
| Champions | NZR Sumbersari (1st title) |
| Runners-up | Persedikab Kediri |
| Third place | Gresik United |
| Fourth place | Persewangi Banyuwangi |
The 2021 Liga 3 East Java (also known as Liga 3 MS Glow For Men PSSI Jawa Timur for sponsorship reason) was the sixth season of Liga 3 East Java as a qualifying round for the national round of the 2021–22 Liga 3.
PSG Gresik (now AHHA PS Pati) were the defending champion.