Guillaume I De Geneva 
Guillaume I De was born about 1131. Guillaume I De's father was Amadeo I De+ Geneva and his mother is Mathilde De Cuisseaux. His paternal grandfather was Aimon I De+ Geneva and his paternal grandmother is Itha De+ Faucigny. He has a sister named Sybille De. He is the older of the two children. He had two half-sisters named Beatrix De+ and Marguerite De Geneva De+.General Notes
Sources: LDS Family History Library, ancestral file #9HM2-JB, "Ancestors/Descendants of Elbes de Grandison" http://www.geneastar and "Stimpson Family", Cory Stimpson at AWTP.
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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.~ 0945 d.~ 1023
- b.~ 0995 d.~ 1060
- b.~ 0930 in Flanders, France d.1 JAN 962 in Alternate DOD given.
- b.< 0963
- b.~ 0944 in Saxony d.25 May 1008
- b.~ 1060 in Geneva, Switzerland d.> 1134
- b.~ 0978 d.~01 Jan 1048
- b.~ 1008 d.>18 Dec 1051
- b.~ 0985
- b.~ 1034
- b.~ 1012
- b.~ 1095 in Geneva, Switzerland d.> 1162
- b.~ 1030 d.~ 1060
- b.~ 1060
- b.~ 0978 d.~01 Jan 1048
- b.~ 1008 d.>18 Dec 1051
- b.~ 0985
- b.~ 1034
- b.~ 1012
- b.~ 1131
- b.~ 1115
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They had a son named Humbert De.
They have a son named Guillaume II De.