Nielsen Hayden genealogy
Family: John de Arderne / Margaret ferch Gruffydd ap Madog (F5295)
m. Bef 1299Peter de Arderne ( -1292) 
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Cecily de Arderne ( -1356)  |
| Agnes de Arderne ( -1308) |
| Gruffud ap Madoc ( -1269)
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| Emma de Audley ( -1270)
|
| Ankaret verch Gruffudd (1248-1308) |
| Margaret ferch Gruffydd ap Madog ( -1315)
|
| John de Arderne (1266-1308)
|
| John de Arderne ( -1349) |