Family: Baldwin V of Hainault, Count of Hainault/Margaret I, Countess of Flanders (F1803)

m. 1160

• Father | Male Baldwin V of Hainault, Count of Hainault

  
  

  Born	1150
  Died	17 Dec 1195
  Buried
  Married	1160
  Father	Baldwin IV of Mons, Count of Hainault | F2965 Group Sheet
  Mother	Alice of Namur | F2965 Group Sheet

  
  

  Mother | Female Margaret I, Countess of Flanders

  
  

  Born	Abt 1145
  Died	15 Nov 1194
  Buried
  Other Spouse	Ralph II, Count of Vermandois and Valois | F551618734
  Married
  Father	Thierry (Theodoric) of Alsace de Lorraine, Count of Flanders | F2156 Group Sheet
  Mother	Sybil of Anjou | F2156 Group Sheet

  
  

  Child 1 | Female Isabella of Hainault, Queen Consort of France

  
  

  Born	5 Apr 1170	Valenciennes, , Nord-Pas-de-Calais, France
  Died	15 Mar 1190	Paris
  Buried		Cathedral of Notre Dame, Paris, France
  Spouse	Philip II Augustus of France Capet, King of France | F1802
  Married	1180

  
  

  Child 2 | Male Baldwin I of Constantinople, Emperor of Constantinople

  
  

  Born	Jul 1172
  Died	Abt 1205	Adrianople
  Buried
  Spouse	Mary (Marie) of Champagne | F2971
  Married	6 Jan 1186

  
  

  Child 3 | Female Yolande of Constantinople de Flanders, Empress of Constantinople

  
  

  Born	Abt 1172
  Died	1219
  Buried
  Spouse	Peter II of Courtenay, Emperor Latin Empire of Constantinople | F5224
  Married	1 Jul 1193	Soissons, France

  
  

  Child 4 | Male Henry of Constantinople, Emperor of Constantinople

  
  

  Born
  Died	1216
  Buried

  
  

  Child 5 | Female Sybille of Flanders and Hainaut

  
  

  Born	Abt 1179
  Died	Abt 1227
  Buried
  Spouse	Guichard IV the Great de Beaujeu, Sire of Beaujeu | F551618733
  Married