| Arnold Ernold I du Bois (~1129 - ~1158) |
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| Emma le Chamberlain (~1131 - ) |
| Arnold Ernold II du Bois | Emma de Hedington |
| b. abt 1159, Assington, Sudbury, Suffolk, England d. BEF. 20 MAR 1221/22, Thorpe Arnold, Leicestershire, England bur. occ. cen. im. . ud. |
b. abt 1161, Of Thorpe Arnold, Leicestershire, England d. bur. occ. cen. im. . ud. |
| Arnold Ernald III Du Bois John Du Bois William Du Bois |