Konstantin Vaginov died in 1934.
Konstantin Vaginov was born in 1899.
Konstantin Shilovsky died in 1893.
Konstantin Urbetis died in 1992.
Konstantin Petrichenko died in 1995.
Konstantin Kudiyevsky died in 1992.
Konstantin Yurenev died in 1938.
Konstantin Vygodchikov died in 1941.
Konstantin Kavelin died in 1885.
Konstantin Mostras died in 1965.
Konstantin Chkheidze died in 1974.
Konstantin Vasilyev died in 1976.
Konstantin Budkevich died in 1923.