| Tarjanne | |
|---|---|
| Location | Ruovesi, Virrat, Mänttä-Vilppula |
| Basin countries | Finland |
| Surface elevation | 96.1 m |
Tarjanne (also Tarjannevesi) is a lake in Finland. It is situated in the municipalities of Ruovesi, Virrat and Mänttä-Vilppula (formerly Pohjaslahti) in the Pirkanmaa region in western Finland. The lake is part of the Kokemäenjoki basin. The main inflows are the lake Vaskivesi and a chain of lakes north of it in the west and a chain of lakes from the lake Pihlajavesi in the north. The lake drains into the Lake Ruovesi in the south.