Family: Otto IV of Brunswick, Holy Roman Emperor / Mary of Brabant (F3544)

• Male Otto IV of Brunswick, Holy Roman Emperor

  
  

  Birth	Abt 1183
  Death	19 May 1218
  Burial
  Marriage	Aft 19 May 1214	Maastricht
  Other Spouse	Beatrice of Swabia Hohenstaufen, Holy Roman Empress and German Queen | F13608
  Marriage	22 Jul 1212	Nordhausen
  Father	Henry the Lion of Saxony, Duke of Saxony and Bavaria | F3507 Group Sheet
  Mother	Matilda (Maud) Plantagenet | F3507 Group Sheet

  
  

  Female Mary of Brabant

  
  

  Birth	Abt 1191
  Death	Aft 9 Mar 1260
  Burial
  Other Spouse	William I of Holland, Count of Holland | F551618974
  Marriage
  Father	Henry I The Courageous, Duke of Brabant | F3545 Group Sheet
  Mother	Matilda of Boulogne, Duchess of Brabant | F3545 Group Sheet