| Lisitsa | |
| Mouth: | Ket |
| Mouth Coordinates: | 58.5344°N 85.1306°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 414km (257miles) |
| Basin Size: | 7980km2 |
The Lisitsa, also known as Bolshaya Lisitsa (Russian: Лисица, Большая Лисица), is a river in Tomsk Oblast in Russia, a right tributary of the Ket (Ob basin). The river is 414km (257miles) long, and its basin covers 7980km2. The Lisitsa flows over the West Siberian Plain. Its biggest tributary is the Rayga.