| Pronya | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 336km (209miles) |
| Mouth: | Oka |
| Mouth Coordinates: | 54.3517°N 40.3967°W |
| Basin Size: | 10200km2 |
The Pronya (Russian: Проня) is a river in the Ryazan and Tula oblasts in Russia. It is a right tributary of the Oka.[1] The length of the river is . The area of its basin is .[2] The river freezes up in late November and stays icebound until early March. The Pronya is navigable in its lower reaches. The town of Mikhaylov is located on the Pronya.