| Iso-Kiimanen | |
| Pushpin Map: | Finland |
| Coords: | 64.1167°N 64°W |
| Type: | Lake |
| Catchment: | Oulujoki |
| Basin Countries: | Finland |
| Area: | 30.792km2 |
| Depth: | 6.11m (20.05feet) |
| Max-Depth: | 36m (118feet) |
| Volume: | 0.118km3 |
| Shore: | 101.22km (62.9miles) |
| Elevation: | 137.9m (452.4feet) |
| Frozen: | November–April |
| Islands: | Saijansaari, Katajasaari |
Iso-Kiimanen is a lake of Finland in the Oulujoki main catchment area. It is located in Sotkamo municipality in Kainuu region.[1]