The Sukhoi Su-30 is a twin-engine, two-seat supermaneuverable fighter aircraft developed in the Soviet Union by Russia's Sukhoi Aviation Corporation. It is a multirole fighter for all-weather, air-to-air interdiction missions. The Russian Aerospace Forces were reported to have 130 Su-30SMs in operation as of 2024.
The Su-30 started as an internal development project in the Sukhoi Su-27 family by Sukhoi. From the Su-27UB two-seat trainer, the Su-27PU heavy interceptor was developed.