Family Group Sheet| HUSBAND | | Jan Clases Donker | | BIRTH | 1725 | | | REF # | | 17532; | | MARRIAGE | 29 April 1750 | Balk | | | | WIFE | | Lysbet Ages | | REF # | | 20566; |
| | | CHILDREN | | 1. | Age Jans Donker MALE | | | BIRTH | 1752 | Balk | | REF # | | 17533; |
| | 2. | Reinouw Jans Donker FEMALE | | | BIRTH | 12 July 1759 | Balk | | DEATH | 20 August 1826 | Balk | | REF # | | 5836; | | MARRIAGE | 17 June 1781 | Bauke Betzes Betsema; Balk |
| | 3. | Nicasia Jans Donker FEMALE | | | BIRTH | about 1760 | | | REF # | | 5853; | | MARRIAGE | 9 January 1785 | Johannes Betzes Betsema; Balk |
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