6th Count of Montgomerie Roger II Montgomerie

Montgomerie Side

• Montgomerie, 5th Count Montgomery Roger I 985 - 1040  (55 years)

• Montgomerie, Count of Montgomerie William Abt 955 -

• Montgomerie, 3rd Count Montgomery Roger I 927 - Abt 985  (58 years)
• de Bolbec, J

Harcourt Side

• Harcourt, Josceline de Pontaudemer 989 - 1050  (61 years)

• Harcout, Touroude de Pontaudemer 949 - Aft 1040  (> 92 years)
• Crepon, Weva Duceline 942 - 1037  (95 years)

• Harcourt, Baron of Tourville Torf I de Tourville 920 - 960  (40 years)
• de Brioquebec, Ermenberge 930 - 955  (25 years)
• Crepon, Herbastus 911 - 981  (69 years)
• Olafsdatter, Gunhild 923 - 982  (59 years)