Grigory Petrov died in 1918.
Grigory Spiridonovich Petrov died in 1925.
Grigory Petrov was born in 1892.
Grigory Spiridonovich Petrov was born in 1866.
Grigory Mairanovsky died in 1964.
Grigory Verichev died in 2006.
Grigory Gukovsky died in 1950.
Grigory Gamburtsev died in 1955.
Grigory Ostrovsky died in 1814.
Grigory Ugryumov died in 1823.
Grigory Kosykh died in 2012.
Grigory Oriol died in 1974.
Grigory Soroka died in 1864.