Willem Ratte was born in 1948.
Grandmaster Ratte' was born in 1970.
Jon Pierre Ratte is 6'.
Willem Allroggen was born in 1983.
Willem Thijssen was born in 1947.
Willem Wallyn was born in 1961.
Willem Cauwenberg was born in 1900.
Willem Willink was born in 1750.
Willem Thibaut was born in 1524.
Willem Boshoff was born in 1951.
Willem Buys was born in 1661.
Willem Schellinks was born in 1627.
Willem Zijderveld was born in 1796.