Willem van der Haegen

Willem van der Haegen
Guilherme da Silveira
The coat of arms used by the Silveira Family, descendants of Willem.
Personal details
Born1430
County of Flanders, Burgundian Netherlands
Died1507/9
Topo, São Jorge, Azores
Resting placeSolar dos Tiagos

D. Willem van der Haegen (1430; County of Flanders – 21 December 1507/9; São Jorge, Azores), or Willem De Kersemakere, known in Portuguese as Guilherme da Silveira, or Guilherme Casmaca, was a Flemish-born Azorean entrepreneur, explorer, and colonizer. He was a pioneer colonizer in Azorean history and his descendants formed part of the original Azorean nobility.