| Official Name: | Petrovsky |
| Native Name: | Петровский |
| Native Name Lang: | ru |
| Settlement Type: | Settlement |
| 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: | Starooskolsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 51.0667°N 42°W[1] |
Petrovsky (Russian: Петровский) is a rural locality (a settlement) in Starooskolsky District, Belgorod Oblast, Russia. The population was 121 as of 2010.[2] There is 1 street.
Petrovsky is located 42 km southeast of Stary Oskol (the district's administrative centre) by road. Malotroitskoye is the nearest rural locality.[3]