| Family |
William De Fiennes, [Sir Knight], b. Abt 1245, , Wendover, Buckinghamshire, England d. 11 Jul 1302, Courtral, Flandre, Occidential, Belgium (Age 57 years) |
| Children |
| | 1. Margaret De Fiennes, b. Abt 1262/1270, Of, Wigmore, Herefordshire, England d. 7 Feb 1333/1334 (Age 64 years) |
| | 2. John Fiennes, b. 1277, Of, Fiennes, Pas-De-Calais, France d. 1331 (Age 54 years) |
| | 3. Robert De Fiennes, b. Abt 1282, , Of, Roubec, France  |
| | 4. John De Fiennes, b. 1278, Of, Fiennes, Bolonois, France d. 1324/1325 (Age 47 years) |
| | 5. Robert Fiennes, b. Abt 1273, Of, Fiennes, Pas-De-Calais, France  |
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