Abbess de Sainte Austreberthe de Montreuil Agnes Montgomerie
Generation: 1
Generation: 3
Generation: 4
1. Abbess de Sainte Austreberthe de Montreuil Agnes Montgomerie (daughter of Count of Ponthieu Guy Montgomerie and Ida de Chantillon Saint Pol).
2. 
Count of Ponthieu Guy Montgomerie was born in 1118 in Orne, Basse-Normandie, France (son of Count of Ponthieu William III Talvas Montgomerie and Alice Helia de Bourgogne); died in 1147 in Turkey. Guy married Ida de Chantillon Saint Pol. Ida died in 1180. [Group Sheet] [Family Chart]
3. Ida de Chantillon Saint Pol died in 1180. Children:
- 1. Abbess de Sainte Austreberthe de Montreuil Agnes Montgomerie
- Seigneur de Noyelles Guy Montgomerie
- Count of Ponthieu and Montgomerie John Montgomerie was born in 1143 in Somme, Picardie, France; died on 24 Feb 1191 in `Akko, Hazafon, Israel; was buried in 1191 in France.
Generation: 3
4. Count of Ponthieu William III Talvas Montgomerie was born in 1084 in Lincolnshire, England (son of 3rd Earl of Shrewsbury Robert II de Bellême de Talvas Montgomerie and Countess de Ponthieu Agnes de Ponthieu); died on 29 Jun 1172; was buried in 1172 in Gouy, Pas-de-Calais, Nord-Pas-de-Calais, France. William married Alice Helia de Bourgogne about 1115. Alice was born about 1086. [Group Sheet] [Family Chart]
5. Alice Helia de Bourgogne was born about 1086. Children:
- Hèle Montgomerie was born in 1114 in Orne, Basse-Normandie, France; died about 1174.
- 2. Count of Ponthieu Guy Montgomerie was born in 1118 in Orne, Basse-Normandie, France; died in 1147 in Turkey.
- Count of Alençon John Talvas Montgomerie was born in 1118 in Orne, Basse-Normandie, France; died on 24 Feb 1191 in Alençon, Orne, Basse-Normandie, France; was buried in 1191 in Alençon, Orne, Basse-Normandie, France.
- Adèle Montgomerie was born about 1119.
- Philip Montgomerie was born about 1120; was buried .
Generation: 4
8. 3rd Earl of Shrewsbury Robert II de Bellême de Talvas Montgomerie was born in 1056 in La Perche, Cher, Centre, France (son of 6th Count of Montgomerie Roger II Montgomerie and Mabel Talvas d'Alençon Bellême); died on 8 May 1119 in Dorset, England. Robert married Countess de Ponthieu Agnes de Ponthieu before 9 Sep 1087. Agnes (daughter of Count of Ponthieu Guy de Ponthieu and Ade d'Amiens) was born about 1060 in Abbeville, Somme, Picardie, France; died about 1105 in Ain, Rhone-Alpes, France. [Group Sheet] [Family Chart]
9. Countess de Ponthieu Agnes de Ponthieu was born about 1060 in Abbeville, Somme, Picardie, France (daughter of Count of Ponthieu Guy de Ponthieu and Ade d'Amiens); died about 1105 in Ain, Rhone-Alpes, France. Children:
- 4. Count of Ponthieu William III Talvas Montgomerie was born in 1084 in Lincolnshire, England; died on 29 Jun 1172; was buried in 1172 in Gouy, Pas-de-Calais, Nord-Pas-de-Calais, France.