Family: John Cokayne / Lettice de Kniveton (fam03349)
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Male
John Cokayne
Birth 1316 Ashbourne Hall, Derbyshire, England 
Death 1332 Burial Marriage Father William Cokayne | fam03350 Group Sheet Mother Sarah Mercaston | fam03350 Group Sheet
Female
Lettice de Kniveton
Birth 1316 Bradley, Ashbourne, Derbyshire, England Death Yes, date unknown Burial Father Sir Sir William de Kniveton | fam03361 Group Sheet Mother Isabel Wyther | fam03361 Group Sheet
Male
John Cokayne
Birth 1333 Ashbourne Hall, Derbyshire, England Death 1373 Burial Spouse Cecilia Vernon | fam03348 Marriage Spouse Elizabeth de Grey | fam06119 Marriage