| Iso Lohijärvi | |
| Pushpin Map: | Finland Lapland |
| Coords: | 66.4333°N 45°W |
| Type: | Lake |
| Inflow: | Lialompolo |
| Outflow: | Lohiniva |
| Catchment: | Tornionjoki |
| Basin Countries: | Finland |
| Area: | 14.608km2 |
| Depth: | 1.48m (04.86feet) |
| Max-Depth: | 5.8m (19feet) |
| Volume: | 0.0214km3 |
| Shore: | 33.94km (21.09miles) |
| Elevation: | 74m (243feet) |
| Frozen: | December–May |
| Islands: | none |
Iso Lohijärvi is a medium-sized lake in the Tornionjoki main catchment area. It is located in Ylitornio municipality, in the Lapland region in Finland.[1]