William de GRANDISON^[1]

Abt 1264 - 1335  (71 years)

• Name	William de GRANDISON
  Birth	Abt 1255 OR 1264	Of, Cassington, Oxfordshire, England
  Gender	Male
  Death	27 Jun 1335
  Person ID	I11392	Coombs
  Last Modified	20 Apr 2016

  
  

  Father	Pierre I Sire De GRANDSON,   b. Abt 1190, , Neuchatel, Ne, Switzerland d. BTW 29 Dec 1257-15 Jul 1259 (Age 69 years)
  Mother	Agnes De NEUCHATEL,   b. Abt 1194, , Neuchatel, Ne, Switzerland d. Yes, date unknown
  Family ID	F4403	Group Sheet  |  Family Chart

  
  

  Family	Sybil TREGOZ,   b. 1271, , Ewyas, Herefordshire, England d. 12 Oct 1334 (Age 63 years)
  Marriage	Abt 1285 OR 1286	Of, Donyatt, Somersetshire, England
  Children	1. Piers (Peter) De GRANDISON, BARON GRANDISON,   b. 1286, Of, Ashperton, Herefordshire, England d. 10 Aug 1358, Sp (Age 72 years)   2. Agnes GRANDISON,   b. Abt 1289, , Bletsoe, Bedfordshire, England d. 4 Dec 1348 (Age 59 years)   3. Mabilia De GRANDISON,   b. Abt 1294, Of, Ashperton, Herefordshire, England d. Yes, date unknown   4. John GRANDISON,   b. 1299, Of, Ashperton, Herefordshire, England d. Yes, date unknown   5. Katherine de GRANDISON,   b. Abt 1304, , Ashford, Hertfordshire, England d. 23 Nov 1349, , Bisham, Berkshire, England (Age 45 years)
  Family ID	F2823	Group Sheet  |  Family Chart
  Last Modified	2 Feb 2026

  
  

• Sources

  [S1] Ancestral File (TM).