Family: de Lewknor, Sir Roger / de Keynes, Joan (F12315)
m. 1271-
Male
de Lewknor, Sir Roger
Birth Between 1244 and 1246 South Mimms, Middlesex, England 
Death 24 Sep 1295 South Mimms, Middlesex, England Burial Marriage 1271 [1, 2] Horsted Keynes, Sussex, England [1, 2] Father Mother
Female
de Keynes, Joan
Birth 1259 Horsted Keynes, Sussex, England Death DECEASED England Burial Father de Keynes, Richard | F12316 Group Sheet Mother de Mankesey, Alice | F12316 Group Sheet
Male
de Lewknor, Thomas
Birth Between 1270 and 1271 South Mimms, Middlesex, England Death 22 Mar 1336 Broadhurst Manor, Sussex, England Burial Spouse de Lewknor, Sibyl | F12314 Marriage 1304 England
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Sources - [S789] WORLD: Family Search, Family Tree.
https://www.familysearch.org/search/tree/name - [S2115] ENGLAND: Magna Carta Ancestry: A Study in Colonial and Medieval Families Vols. 1, 2, 3 & 4.
https://www.amazon.com/Magna-Carta-Ancestry-Colonial-Medieval/dp/1461045207
- [S789] WORLD: Family Search, Family Tree.