Husband: 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  
 Father:William III St. Omer
 Mother:Mathilde Brienne
        Other Spouses: Marie Of Tripoli  
   Wife: Ida Avesnes
   Born:                  at:   
   Died: A. 1178          at:   
 Father:
 Mother:
        Other Spouses: 
CHILDREN
   Name: Nicolas I St. Omer
   Born: 1178             at: Artois, Nord-Pas-de-Calais, France  
Married: 1207             at:   
   Died: 1217             at: Saint Omer, , Normandy, France  
Spouses: Margareta Of Hungary  
   Name: Guillaume V St. Omer
   Born:                  at:   
Married:                  at:   
   Died: A JUL 1245       at:   
Spouses: 
   Name: Guillaume Vi Pitgam
   Born:                  at:   
Married:                  at:   
   Died: A. 1248          at:   
Spouses: 
   Name: Jacques St. Omer
   Born:                  at:   
Married:                  at:   
   Died: 1219             at:   
Spouses: 
   Name: Mahaut St. Omer
   Born: C. 1241          at:   
Married:                  at:   
   Died:                  at:   
Spouses: 
   Name: Alais St. Omer
   Born:                  at:   
Married:                  at:   
   Died:                  at:   
Spouses: 
   Name: Marguerite St. Omer
   Born:                  at:   
Married:                  at:   
   Died:                  at:   
Spouses: 
   Name: Beatrix St. Omer
   Born:                  at:   
Married:                  at:   
   Died: 26 APR 1254      at:   
Spouses: 
   Name: Ida St. Omer
   Born:                  at:   
Married:                  at:   
   Died: C. 1222          at:   
Spouses: 
   Name: Gautier St. Omer
   Born:                  at:   
Married:                  at:   
   Died: C. 1218          at:   
Spouses: 
   Name: Agnes St. Omer
   Born:                  at:   
Married:                  at:   
   Died: A. 1249          at:   
Spouses: 
   Name: Adelaide St. Omer
   Born:                  at:   
Married:                  at:   
   Died:                  at:   
Spouses: