Karel C. Berkhoff was born in 1965.
Willem Berkhoff was born in 1863.
Gerrit Berkhoff was born in 1901.
John C. Karel was born in 1873.
Willem Berkhoff died in 1953.
Gerrit Berkhoff died in 1996.
Karel Petrů was born in 1891.
Karel Aalbers was born in 1949.
Karel Škorpil was born in 1859.
Karel Lavrič was born in 1818.
Karel Absolon was born in 1877.
Karel Paukert was born in 1935.
Karel Schoeman was born in 1939.