Family: Sir John COCKAYNE, III / Cecelia DE VERNON (F8782)
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Male
Sir John COCKAYNE, III
Birth 1315 Ashbourne, Derbyshire Dales, Derbyshire, England 
Death Burial Marriage Father John COCKAYNE, II | F16936 Group Sheet Mother Lettice WITHERS | F16936 Group Sheet
Female
Cecelia DE VERNON
Birth 1330 Ashbourne, Derbyshire Dales, Derbyshire, England Death Burial Other Spouse Robert IRETON | F8781 Marriage Father William DE VERNON | F8558 Group Sheet Mother Margaret DE STOPFORD | F8558 Group Sheet
Male
+ Sir Edmund COCKAYNE, KG
Birth 1352 Ashbourne, Derbyshire Dales, Derbyshire, England Death 22 Jul 1403 Shropshire, England Burial Spouse Elizabeth DE HARTHULL | F16935 Marriage
Male
John COCKAYNE
Birth 1355 Ashbourne, Derbyshire Dales, Derbyshire, England Death 22 May 1429 Bury Hatley, Bedfordshire, England Burial
