Ada of Holland Margravine of Brandenburg from 1175 to 1205 (1163–1205) Parents Floris III Ada of Huntingdon Children Albert II, Margrave of Brandenburg Siblings Florence of Holland Dirk VII, Count of Holland William I, Count of Holland Mechtild zu Styrum Margareta van Hollant Agnes van Hollant Boudewijn Partners Otto II, Margrave of Brandenburg
