Family: William De Plumpton / Christina De Mowbray (F854)
m. Apr 1322
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Male
William De Plumpton
Birth Abt 1295 Yorkshire, England 
Death 1362 Nothumberland, England Burial Marriage Apr 1322 Yorkshire, England Father Robert De Plumpton | F853 Group Sheet Mother Lucy De Ros | F853 Group Sheet
Female
Christina De Mowbray
Birth 1305 Yorkshire, England Death 25 Dec 1362 Yorkshire, England Burial Father John Mowbray | F804 Group Sheet Mother Aline De Braose | F804 Group Sheet
Female
+ Alice De Plumpton, Baroness De Plumpton
Birth 1339 Yorkshire, England Death 21 Mar 1409 Lancastershire, England Burial Aft 21 Mar 1409 Lancastershire, England Spouse John De Boteler, Baron | F859 Marriage Aft 1362 Lancastershire, England
Male
+ Robert De Plumpton
Birth Abt 1340 Yorkshire, England Death Abt 1407 Yorkshire, England Burial Spouse Isabel Le Scrope | F22654 Marriage 1363 Yorkshire, England