| Kolkonjärvi | |
| Pushpin Map: | Finland |
| Coords: | 61.997°N 28.155°W |
| Type: | Lake |
| Outflow: | Kolkonjoki |
| Catchment: | Vuoksi |
| Basin Countries: | Finland |
| Area: | 20.921km2 |
| Shore: | 42.23km (26.24miles) |
| Elevation: | 98.2m (322.2feet) |
| Frozen: | December–April |
| Cities: | Rantasalmi |
Kolkonjärvi is a medium-sized lake in the Vuoksi main catchment area. It is located in the region Southern Savonia of Finland.[1]
In Finland there are 8 lakes that are called Kolkonjärvi. This is the biggest of them.[2]