Petrovsk may refer to:
- Petrovsk Urban Settlement, a municipal formation which Petrovsk Town Under Oblast Jurisdiction in Saratov Oblast, Russia is incorporated as
- Petrovsk (inhabited locality), several inhabited localities in Russia
- Petrovsk (air base), an air base in Saratov Oblast, Russia
- Petrovsk-Port, name of the city of Makhachkala in the Republic of Dagestan, Russia, in 1857–1921
- Petrovsk railway station, a railway station in the work settlement of Petrovskoye in Yaroslavl Oblast, Russia
Petrovsk (air base)
Petrovsk (also Petrovsk South) is an air base in Russia located 3 km south of Petrovsk. It is a forward attack base.
Petrovsk (inhabited locality)
Petrovsk is the name of several inhabited localities in Russia.