» This article deals with the historical county and duchy of Guelders, for other meanings see Gelderland. Guelders or Gueldres (Dutch: Gelre, German: Geldern) is the name of a historical county, later duchy in the Low Countries. The duchy was named after the town of Geldern, which is now in Germany. The present province of Gelderland (English also Guelders) in the Netherlands occupies most of the area of the former duchy. The county and duchy of Guelders consisted not only of parts of the actua… (More on Guelders)