Family Group Sheet| FATHER | | Roelf Groenewold | | REF # | | 15211; | | FATHER | Johannes Groenwold | | MOTHER | Ettje van Essen | | | | MOTHER | | Aalk Visser | | REF # | | 15212; |
| | | CHILDREN | | 1. | Sibbeltje Groenewold FEMALE | | | BIRTH | 14 October 1893 | Balk | | DEATH | 7 January 1970 | Balk | | REF # | | 15213; | | MARRIAGE | 2 December 1916 | Hendrik Luyckx; Gaasterland |
| | 2. | Johannes Groenewold MALE | | | BIRTH | 30 April 1900 | | | REF # | | 15229; |
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