 | Generation 1 - Luktje Roelfs Jonker: Born - 09 Dec 1828 - Midwolda, Groningen, Nederland |
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 | Generation 1 - Luktje Roelfs Jonker: Died - 11 Dec 1919 - Oostwold, Midwolda, Groningen, Nederland |
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 | Generation 1 - Luktje Roelfs Jonker & Jakob Pieters Drenth: Married - 23 Sep 1850 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Roelf Harms Jonker: Born - 16 Nov 1796 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Roelf Harms Jonker: Christened - 25 Nov 1796 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Roelf Harms Jonker: Died - 26 Jan 1835 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Roelf Harms Jonker & Elizabeth Roberts van Brederode: Married - 02 Jun 1822 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Elizabeth Roberts van Brederode: Born - 13 Apr 1791 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Elizabeth Roberts van Brederode: Christened - 20 Apr 1791 - Midwolda, Groningen, Nederland |
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 | Generation 2 - Elizabeth Roberts van Brederode: Died - 03 Jun 1880 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Harm Roelfs Jonker: Died - 08 Feb 1815 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Grietje Tonnis: Born - 1766 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Grietje Tonnis: Christened - 02 Feb 1766 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Grietje Tonnis: Died - 26 May 1809 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Robert Geerts van Brederode: Born - 30 Oct 1755 - Beerta, Groningen, Nederland |
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 | Generation 3 - Robert Geerts van Brederode: Died - 17 Dec 1835 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Robert Geerts van Brederode & Lukje Harms: Married - 24 May 1790 - Midwolda, Groningen, Nederland |
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 | Generation 3 - Lukje Harms: Born - 1767 - Beerta, Groningen, Nederland |
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 | Generation 3 - Lukje Harms: Buried - 03 Jul 1795 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Teunis Bartels: Born - Est 1735 - Beersterhamrik, Beerta, Groningen, Nederland |
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 | Generation 4 - Teunis Bartels: Buried - 22 Aug 1803 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Teunis Bartels & Wupke Jans: Married - 02 Oct 1763 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Wupke Jans: Born - 1736 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Wupke Jans: Christened - 02 Mar 1736 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Wupke Jans: Buried - 17 Jan 1780 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Geert Jans & Mettje Roberts van Brederode: Married - 01 Jun 1738 - Beerta, Groningen, Nederland |
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 | Generation 4 - Mettje Roberts van Brederode: Born - 1713 - Beerta, Groningen, Nederland |
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 | Generation 4 - Mettje Roberts van Brederode: Christened - 12 Nov 1713 - Beerta, Groningen, Nederland |
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 | Generation 4 - Harm Haikes & Elizabeth Engels: Married - 29 May 1757 - Beerta, Groningen, Nederland |
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 | Generation 4 - Elizabeth Engels: Born - 1729 - Midwolda, Groningen, Nederland |
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 | Generation 4 - Elizabeth Engels: Died - 13 Sep 1810 - Midwolda, Groningen, Nederland |
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