William III de Roos 
William III was born about 1290. William III's father was iWilliam II de Ros and his mother was Maude de Vaux. His paternal grandparents were Robert de Ros and Isabel D' Albini; his maternal grandfather was John de Vaux. He was an only child. He died in Brittany.General Notes
1 DEAT
2 PLAC ANOTHER SOURCE SAYS aUG 1, 1359
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Ancestor Pedigree Chart
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*There are earlier generations for the ancestor(s) indicated. See their page(s) for details (click name)
- b.1177 d.<23 Dec 1226
- b.~ 1192 d.1254
- b.1143 d.04 Dec 1214
- b.~ 1223 d.17 May 1285
- b.~ 1205 d.> 1266
- b.~ 1255 d.Bet. 12 May - 16 Aug 1316
- b.~ 1146 d.01 May 1236
- b.~ 1203 d.1241
- b.~ 1290 d.3 FEB 1342/1343 in Brittany
- d.1287
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‌William III and Margery were married in a religious ceremony before November 25th, 1326. They had a daughter named Maud.
Source/Citation
{GEDCOM File : 2650029.ged}
{GEDCOM File : 2650029.ged}
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