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

![]() | Isaac De Thellusson |
| Isaac De Thellusson | |
| B: | 14 Oct 1690 |
| Geneva | |
| D: | 5 Sep 1755 |
| Geneva | |
![]() | Sarah Le Boullenger |
| Sarah Le Boullenger | |
| B: | 1700 |
| M: | 11 Oct 1722 |
| D: | 1770 |
| Geneva | |
![]() | Theophile Thellusson |
| Theophile Thellusson | |
| B: | 2 Jul 1646 |
| Geneva, Switzerland | |
| D: | Bef 6 Oct 1705 |
| Geneva, Switzerland | |
![]() | Jeanne Guiguer |
| Jeanne Guiguer | |
| B: | 2 May 1662 |
| Lyon, France | |
| M: | 27 Aug 1679 |
| Lyon, France | |
| D: | 9 May 1712 |
| Geneva, Switzerland | |
![]() | Theophile Thellusson |
| Theophile Thellusson | |
| B: | 17 Jun 1611 |
| Geneva, Switzerland | |
| D: | 19 Sep 1654 |
| Geneva, Switzerland | |
![]() | Judith Tronchin |
| Judith Tronchin | |
| B: | 1618 |
| Geneva, Switzerland | |
| D: | 23 Jul 1686 |
![]() | Jean Franois Thellusson |
| Jean Franois Thellusson | |
| B: | 23 Aug 1572 |
| Lyon, France | |
| D: | 10 Mar 1647 |
| Geneva, Switzerland | |
![]() | Marie De Tudert |
| Marie De Tudert | |
| B: | Abt 1585 |
| Geneva, Switzerland | |
| D: | Yes, date unknown |
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