Petrovsk (Russian: Петровск) is the name of several inhabited localities in Russia.
Urban localities
Petrovsk, Saratov Oblast, a town in Saratov Oblast
Rural localities
Petrovsk, Bryansk Oblast, a village in Semyachkovsky Rural Administrative Okrug of Trubchevsky District in Bryansk Oblast; 52°35′N 33°34′E
Petrovsk, Irkutsk Oblast, a village in Tulunsky District of Irkutsk Oblast
Petrovsk, Kozelsky District, Kaluga Oblast, a village in Kozelsky District of Kaluga Oblast
Petrovsk, Medynsky District, Kaluga Oblast, a village in Medynsky District of Kaluga Oblast
Petrovsk, Pskov Oblast, a village in Pechorsky District of Pskov Oblast
Petrovsk, Samara Oblast, a settlement in Chelno-Vershinsky District of Samara Oblast
Petrovsk, Tomsk Oblast, a village in Pervomaysky District of Tomsk Oblast
Petrovsk, alternative name of Bolshoye Petrovskoye, a village in Teryayevskoye Rural Settlement of Volokolamsky District in Moscow Oblast; 56°8′N 36°9′E
Petrovsk, alternative name of Petrovskoye, a selo in Semisolinsky Rural Okrug of Morkinsky District in the Mari El Republic; 56°33′N 49°15′E
Petrovsk (inhabited locality) Wikipedia (Text) CC BY-SA