Family: William De Grandison, 1st Baron Grandison / Sibyl De Tregoz (F870)
m. Bef 1285
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Male
William De Grandison, 1st Baron Grandison
Birth 1262 Oxfordshire, England Christening 1264 Oxfordshire, England Death 27 Jun 1335 Berkshire, England Burial 28 Jun 1335 Herefordshire, England Marriage Bef 1285 Somerset, England Father Mother
Female
Sibyl De Tregoz
Birth 1265 Herefordshire, England Death 12 Oct 1334 Herefordshire, England Burial Herefordshire, England Father John De Tregoz, Lord Of Tregoz | F869 Group Sheet Mother Mabel Fitzwarin, Baroness Of Tregoz | F869 Group Sheet
Female
+ Mabel De Grandison
Birth Abt 1294 Herefordshire, England Death 23 Apr 1349 Berkshire, England Burial Aft 23 Apr 1349 Bedfordshire, England Spouse John De Pateshull | F3286 Marriage 6 Mar 1312 Wiltshire, England
Female
+ Catherine De Grandison
Birth 1304 Herefordshire, England Death 23 Nov 1349 Berkshire, England Burial 1349 Berkshire, England Spouse William Montagu, 3rd Baron Montagu | F917 Marriage 1320 Oxfordshire, England