| Rutajärvi (Leivonmäki) | |
| Pushpin Map: | Finland |
| Coords: | 61.9497°N 26.0724°W |
| Lake Type: | Natural |
| Outflow: | Rutajoki |
| Catchment: | Kymijoki |
| Basin Countries: | Finland |
| Area: | 11.204km2 |
| Depth: | 5.27m (17.29feet) |
| Max-Depth: | 22m (72feet) |
| Volume: | 0.059km3 |
| Shore: | 65.98km (41miles) |
| Elevation: | 123.1m (403.9feet) |
| Frozen: | December-April |
| Islands: | Korpisaari, Niinisaari, Isosaari |
Rutajärvi is a medium-sized lake in Joutsa municipality, next to the Leivonmäki National Park in Central Finland region. The western shores of the lake are included to the park.[1]