Tracing Douglas family roots - unraveling history, one generation at a time.

| Name | Isaac De Thellusson | |
| Birth | 14 Oct 1690 | Geneva |
| Gender | Male | |
| Death | 5 Sep 1755 | Geneva |
| Person ID | I155167 | First tree |
| Last Modified | 17 Nov 2020 | |
| Father | Theophile Thellusson, b. 2 Jul 1646, Geneva, Switzerland d. Bef 6 Oct 1705, Geneva, Switzerland (Age 59 years) | |
| Mother | Jeanne Guiguer, b. 2 May 1662, Lyon, France d. 9 May 1712, Geneva, Switzerland (Age 50 years) | |
| Marriage | 27 Aug 1679 | Lyon, France |
| Family ID | F27953 | Group Sheet | Family Chart |
| Family | Sarah Le Boullenger, b. 1700 d. 1770, Geneva (Age 70 years) | |||||
| Marriage | 11 Oct 1722 | |||||
| Children |
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| Family ID | F27949 | Group Sheet | Family Chart | ||||
| Last Modified | 24 Jan 2013 | |||||
| Notes |
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| Sources |
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