| Arpachin | |
| Settlement Type: | khutor |
| Pushpin Map: | Russia |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Oblast |
| Subdivision Name1: | Rostov |
| Subdivision Type2: | Rayon |
| Subdivision Name2: | Bagayevsky |
| Population As Of: | 2010 |
| Population Total: | 1469 |
| Coordinates: | 47.2167°N 40.1806°W |
Arpachin (ru|link=no|Арпачи́н), is a village (Khutor) in Bagayevsky District of Rostov Oblast, Russia. It is located on the left bank of the Don River. Population: 1,469 (2010 Census), ;
Arpachin was founded in 1757 by Ivan Manotskov.