Family Group Sheet| HUSBAND | | Gerrit Jans Ketellapper | | BIRTH | 1815 | Rotsterhaule | | MARRIAGE | 13 December 1846 | Lemsterland | | FATHER | Jan Hendriks Ketellapper | | MOTHER | Aaltje Gerrits Bakker | | | | WIFE | | Pietertje Andries de Jong | | BIRTH | 1823 | Oosterzee | | FATHER | Andries Jans de Jong | | MOTHER | Freerkje Gerrits Kelderhuis |
| | | CHILDREN | | 1. | Andries Ketellapper MALE | | | BIRTH | 1860 | Scherpenzeel | | MARRIAGE | 27 November 1886 | Geertje Alberts Strampel; Westellingwerf |
| | 2. | Aaltje Gerrits Ketellapper FEMALE | | | BIRTH | 1848 | Terwispel, Opsterland, Friesland, Netherlands | | MARRIAGE | 14 July 1872 | Jan Bouwes Zijlstra; Lemsterland |
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