Family: William Sidney, III / Cecily Mitchell (F16182)
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Male
William Sidney, III
Birth 1389 Kingham, Oxfordshire, England 
Death Aft 1428 Kingham, Oxfordshire, England Burial Marriage Father Lord William Sidney, II | F16189 Group Sheet Mother Alicia Clumford | F16189 Group Sheet
Female
Cecily Mitchell
Birth 5 Aug 1385 Penhurst, Sussex, England Death 1446 Penhurst, Sussex, England Burial London, England Father Nicholas Wolbergh | F16191 Group Sheet Mother Margaret De Matham | F16191 Group Sheet
Male
Sir William Sidney, IV, M.P.
Birth 1417 Stoke D'abernon, Surrey, England, United Kingdom Death Aft 1465 Birch, Essex, England, United Kingdom Burial
Male
Sir William Sidney
Birth 1417 Stoke D'abernon, Surrey, England Death 1512 Oxford, Oxfordshire, England Burial
Female
Margaret Sidney
Birth 1421 Hampshire, England, United Kingdom Death 1499 Hampshire, England, United Kingdom Burial
Female
Margaret Sidney
Birth 1424 Cranleigh, Surrey, England Death 1503 Stoke D'Abernon, Surrey, England Burial Carshalton, Surrey, England Spouse Sir Nicholas Gaynesford, Esquire | F16177 Marriage 1439 Swanbourne, Buckinghamshire, England, United Kingdom