Guillaume de Fiennes1247–
- Name
- Guillaume de Fiennes
William de Fiennes
- Name
- William de Fiennes
- Type
- also known as
William de Fiennes
- Name
- William de Fiennes
| Birth | estimated a gap of 25 years about 1247 |
| Birth of a daughter #1 | Joan de Fiennes about 1272 (Age 25 years) |
| Birth | estimated as equal to wife's birth year about 1278 |
| Birth of a son #2 | Jean de Fiennes 1278 (Age 31 years) |
| Marriage of a child | Jean de Fiennes — Isabel de Dampierre — View this family 1294 (Age 47 years) |
| Birth of a son #3 | Guillaume I. de Vienne about 1305 (Age 58 years) |
| Death of a son | Jean de Fiennes 1325 (Age 78 years) |
| Death of a son | Guillaume I. de Vienne 1360 (Age 113 years) |
| Occupation | baron |
| Family with Madeleine de Brienne |
| himself |
Guillaume de Fiennes Birth: estimated a gap of 25 years — about 1247 |
| wife |
Madeleine de Brienne Birth: estimated a gap of 25 years — about 1247 |
| son |
Guillaume I. de Vienne Birth: about 1305 58 58 Death: 1360 |
|
-26 years son |
Jean de Fiennes Birth: 1278 31 31 — Fiennes, Pas-de-Calais, Nord-Pas-de-Calais, France Death: 1325 — Fiennes, Pas-de-Calais, Nord-Pas-de-Calais, France |
|
-5 years daughter |
Joan de Fiennes Birth: estimated a gap of 25 years — about 1272 25 25 |