Family: William I of Holland, Count of Holland / Mary of Brabant (F551618974)

• Male William I of Holland, Count of Holland

  
  

  Birth	Abt 1167	The Hague, Netherlands
  Death	4 Feb 1222
  Burial
  Marriage
  Other Spouse	Adelaide of Guelders | F3775
  Marriage
  Father	Floris III of Holland, Count of Holland | F3765 Group Sheet
  Mother	Ada of Huntingdon, Countess of Holland | F3765 Group Sheet

  
  

  Female Mary of Brabant

  
  

  Birth	Abt 1191
  Death	Aft 9 Mar 1260
  Burial
  Other Spouse	Otto IV of Brunswick, Holy Roman Emperor | F3544
  Marriage	Aft 19 May 1214	Maastricht
  Father	Henry I The Courageous, Duke of Brabant | F3545 Group Sheet
  Mother	Matilda of Boulogne, Duchess of Brabant | F3545 Group Sheet