Katherine de Say 
Katherine de was born about 1310 in Berling, Kent, England. Katherine de's father was Geoffrey III 1st Baron de Say , Sir and her mother was Idonea de Leybourne. Her paternal grandparents were William IV de Say , Sir and Elizabeth; her maternal grandparents were William 1st Baron de Leybourne , Sir and Juliane de Sandwich. She had a brother and a sister, named Geoffrey IV 2nd Baron de and Juliana de. She was the youngest of the three children. She died after September 29th, 1355.General Notes
He [John de St. John] married, about 1320, Katharine, daughter of Geoffrey (DE SAY), LORD SAY, by Idoine, only daughter of William (DE LEYBURN), LORD LEYBURN; and died 8 April 1349.[j] His widow was living, 29 September 1355. [Complete Peerage XI:350, (transcribed by Dave Utzinger)]
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Ancestor Pedigree Chart
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- b.< 1135 in Sawbridgeworth, Bishop's Stortford, Hertfordshire, England d.19 May 1214 in West Greenwich, Kent, England
- b.~ 1155 in West Greenwich, Kent, England d.<26 Aug 1230 in Poitou, France
- b.~ 1123 in West Greenwich, Kent, England d.< 1199
- b.< 1209 in West Greenwich, Kent, England d.BEF 12 FEB 1271/72
- b.1146 in Newtimber, Sussex, England
- b.~ 1165 in Newtimber, Sussex, England d.< 1225
- b.20 Nov 1253 in Berling, Kent, England d.16 Sep 1295
- b.~ 1235 in England d.>10 Aug 1280
- b.1281 in Berling, Kent, England d.BEF 3 MAR 1321/22 in Elsenham Manor, Essex, England
- b.~ 1255 in England d.> 1295
- b.~ 1310 in Berling, Kent, England d.>29 Sep 1355
- b.~ 1165 in Leybourne, Malling, Kent, England d.1199
- b.< 1193 in Bures, Sudbury, Essex, England d.~ 1251 in Great Berwick near Shrewsbury, Shropshire, England
- b.~ 1170 in England d.~ 1223
- b.~ 1219 in Leybourne, Malling, Kent, England d.>15 Oct 1271 in Elham, Kent, England
- b.~ 1165 in Great Berwick near Shrewsbury, Shropshire, England d.1214 in Artington, Guildford, Surrey, England
- b.~ 1193 in Great Berwick near Shrewsbury, Shropshire, England d.< 1220
- b.~ 1165 in Angmering, East Preston, Sussex, England d.<Nov 1211
- b.< 1242 in Leybourne, Malling, Kent, England d.BEF 12 MAR 1309/10
- b.~ 1135 in Appleby Castle, Westmorland, England d.1202
- b.~ 1170 in Brougham Castle, Appleby, Westmorland, England d.1227
- b.~ 1145 in Kirkoswald, Cumberland, England
- b.~ 1220 in Appleby, Westmorland, England d.< 1267
- b.1145 in Old Warden, Bedfordshire, England d.1213
- b.~ 1175 in Old Warden, Bedfordshire, England d.1240
- b.~ 1145 in Old Warden, Bedfordshire, England
- b.~ 1283 in Leybourne, Malling, Kent, England d.> 1322
- b.~ 1200 in Preston, Kent, England
- b.~ 1225 in Preston, Kent, England d.~ 1255
- b.~ 1255 in Preston, Kent, England d.~Dec 1327
- b.1168 in Barley, Royston, Hertfordshire, England
- b.1196 in Westenhanger, Hythe, Kent, England d. in Sutton, Eastry, Kent, England
- b.~ 1226 in Westenhanger, Hythe, Kent, England d.30 Oct 1280
- b.~ 1200
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