New France Genealogy
Montjoie Saint Denis!
Family: Fitz Alan, John / De Mortimer, Isabella (F9607)
m. 1260Fitz Alan, John (1223-1267) 
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de Verdon, Matilda (1225-1283)
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| de Mortimer, Roger (1226-1282)
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| de Braose, Maud (1230-1301)
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| De Mortimer, Ralph (1250-1274) |
de Mortimer, Baron, Sir Edmund (1252-1304)  |
| de Mortimer, Sir Geoffrey (1254- ) |
| De Mortimer, Roger (1256-1326) |
| De Mortimer, Sir William (1258-1297) |
| Fitz Alan, John (1246-1272)
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| De Mortimer, Isabella (1248-1274)
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| Fitz Alan, Earl/Arundel Richard (1267-1302) |
| Fitz Alan, Matilda or Maud (1269- ) |
| Fitz Alan, John (1271- ) |
| Fitz Alan, Amy (1273- ) |
| Fitz Alan, Baroness/Percy Eleonor (1274-1328) |