Family Group Sheet| FATHER | | Jelle Pytters (Carolus) Crolis | | | | MOTHER | | Maeyke Jeens Ydema |
| | | CHILDREN | | 1. | Pyter Jelles Crolis MALE | | | BIRTH | 19 March 1719 | IJlst | | REF # | | 10508; | | MARRIAGE | 28 May 1747 | Neeltje Hettes; IJlst |
| | 2. | Hylkjen Jelles Crolis FEMALE | | | MARRIAGE | 25 December 1739 | | | MARRIAGE | 25 December 1739 | Fonger Taekes Viersma; |
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