Counts and dukes of Guelders
Guelders is a historical duchy, previously county, of the Holy Roman Empire, located in the Low Countries.
Guelders in popular culture[edit]
William Thatcher, the lead character in the 2001 film A Knight's Tale played by Heath Ledger claimed to be Sir Ulrich von Liechtenstein from Gelderland so as to appear to be of noble birth and thus qualify to participate in jousting.