Husband: William III St. Omer
   Born: C. 1120          at: St Omer, Artois/Pas-de-Calais  
Married:                  at:   
   Died: A. 1170          at:   
 Father:Guillaume St. Omer
 Mother:Melisinde Picquigny
        Other Spouses: 
   Wife: Mathilde Brienne
   Born:                  at:   
   Died: A. 1178          at:   
 Father:
 Mother:
        Other Spouses: 
CHILDREN
   Name: William IV St. Omer
   Born: 1150             at: Artois, Pas-de-Calais, Nord-Pas-de-Calais, France  
Married: B. 1171          at:   
   Died: 1192             at: Holy Land, Palestine  
Spouses: Ida Avesnes  Marie Of Tripoli  
   Name: Agnes St. Omer
   Born:                  at:   
Married:                  at:   
   Died: A. 1166          at:   
Spouses: 
   Name: Mechtilde St. Omer
   Born:                  at:   
Married:                  at:   
   Died: 1194             at:   
Spouses: