| Orlovka | |
| Mouth: | Ket |
| Mouth Coordinates: | 58.6347°N 86.0753°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 327km (203miles) |
| Basin Size: | 9010km2 |
The Orlovka (Russian: Орловка) is a river in Tomsk Oblast with its origins in Krasnoyarsk Krai in Russia, a right tributary of the Ket (Ob basin). The river is 327km (203miles) long. The area of its basin is 9010km2. The Orlovka originates from Lake Burgunku and flows over the West Siberian Plain. It freezes up in mid-October or early November and remains icebound until late April or May.