Nielsen Hayden genealogy
Family: Richard de Champernoun / Joan de Cornwall (F4449)
m. Bef 1281
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Henry de Campo Arnulphi (1225-1281)
|
Dionisia English ( -1284)
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William de Champernoun ( -1304)  |
| Richard of Cornwall, King of the Romans (1209-1272)
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| Joan ( -1285) |
| Richard de Champernoun ( -1287)
|
| Joan de Cornwall (1262-1316)
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| Richard Champernoun (1285-1338) |