| | | | | | | | Canmore David I Atheling 1080 - 1153
![_](t.png) ![_](c.png) | Northumberland Matilda Maud 72 - 1131
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| | | | Canmore Henry 1114 - 1152
![_](t.png) ![_](c.png) | de Warenne Ada 1117 - 1178
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| | Scotland William I 1142 - 1214
![_](t.png) ![_](c.png) | de Avenel Unknown
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De Ros Robert 1169 - 1226
![_](c.png) | Scotland Isabel 1149
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de Ross William 1192 - 1264
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Partners | Child/Children |
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Brecknock Lucia 'Lucy' fitz Piers of (1207 - 1266) | Ros Robert![_](t.png) (1223 - 1285)
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