Nielsen Hayden genealogy
Family: William of Mar / Elizabeth Comyn (F14303)
Duncan of Mar ( -1242) 
|
| William Comyn ( -1233)
|
Margaret ( -1242)
|
Alexander Comyn ( -1290)  |
| William of Mar ( -1281)
|
| Elizabeth Comyn ( -1267)
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| Donald of Mar ( -1297) |