Konstantin Gedroits was born in 1872.
Konstantin Gedroits died in 1932.
Konstantin Kobets was born in 1939.
Konstantin Vishnyakov was born in 1982.
Konstantin Svechkar was born in 1984.
Konstantin Halafoff was born in 1902.
Konstantin Olimpov was born in 1889.
Konstantin Vaterkampf was born in 1888.
Konstantin Gorbatov was born in 1876.
Konstantin Khudoley was born in 1951.
Konstantin Scherbakov was born in 1963.
Konstantin Vyrupayev was born in 1930.
Konstantin Aksakov was born in 1817.