| Official Name: | Rybalkin |
| Native Name: | Рыбалкин |
| Native Name Lang: | ru |
| Settlement Type: | Khutor |
| Pushpin Map: | Russia Belgorod Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Belgorod Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Alexeyevsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 50.4333°N 80°W[1] |
Rybalkin (Russian: Рыбалкин) is a rural locality (a khutor) in Alexeyevsky District, Belgorod Oblast, Russia. The population was 114 as of 2010.[2] There is 1 street.
Rybalkin is located 26 km south of Alexeyevka (the district's administrative centre) by road. Garbuzovo is the nearest rural locality.[3]