Willem Berkhoff was born in 1863.
Willem Berkhoff died in 1953.
Gerrit Berkhoff was born in 1901.
Karel C. Berkhoff was born in 1965.
Gerrit Berkhoff died in 1996.
Willem Jackson was born in 1972.
Willem Barentsz was born in 1550.
Willem Muurling was born in 1805.
Willem Caland was born in 1859.
Willem Roggeman was born in 1935.
Willem Baudartius was born in 1565.
Willem Appollus was born in 1946.
Willem Kieft was born in 1597.