| Kiesimä | |
| Pushpin Map: | Finland |
| Location: | Rautalampi |
| Coords: | 62.7667°N 61°W |
| Type: | Lake |
| Catchment: | Kymijoki |
| Basin Countries: | Finland |
| Area: | 11.113km2 |
| Depth: | 7.63m (25.03feet) |
| Max-Depth: | 31.69m (103.97feet) |
| Volume: | 0.0848km3 |
| Shore: | 44.56km (27.69miles) |
| Elevation: | 100.9m (331feet) |
| Frozen: | December–April |
Kiesimä is a medium-sized lake of Finland. It belongs in the Kymijoki main catchment area. It is located in the region Pohjois-Savo.[1] The Kiesimä Canal connects the lake westwards to the lake Konnevesi and the Kerkonkoski Canal connects it eastwards to the lake Niinivesi.