| Adolf Claassen 1, 2 was born in The Netherlands. Adolf married Aaltje Peters. | 
| Aaltje Peters 1, 2 was born in The Netherlands. Aaltje married Adolf Claassen. | 
They had the following children.
F i Grietje Adolfs. 
| Jan Geerts Kloosterhuis [Parents] was born 1 about 1796 in Groningen, Groningen, The Netherlands. Jan married 2 Hieke Jans Lindemulder on 23 Jan 1820 in Ten Boer, Groningen, The Netherlands. | 
| Hieke Jans Lindemulder was born 1 about 1795 in Lellens. Hieke married 2 Jan Geerts Kloosterhuis on 23 Jan 1820 in Ten Boer, Groningen, The Netherlands. | 
| Adrian Kenneth Boer [Parents] was born on 18 Mar 1917 in Iowa, USA. He was christened 1 on 6 May 1917 in Middleburg Ref. Church, Souix County, Iowa, USA. He died 2 on 5 Jul 1997 in San Bernardina, California, USA. Adrian married 3, 4 Julia Darlin De Boer on 29 Dec 1938 in Orange City, Sioux County, Iowa, USA. | 
They had the following children.
F i Boer. 
| 	Roelf Hindriks Klomker was born 1 on 30 Sep 1798 in Groningen, Groningen, The Netherlands. Roelf married 2 Elizabet Wolters Bennema on 21 Sep 1827 in Scheemda, Groningen, The Netherlands. | 
| Elizabet Wolters Bennema [Parents] was born 1 on 12 May 1805 in Winschoten, Groningen, The Netherlands. She was christened 2 on 26 May 1805 in Winschoten, Groningen, The Netherlands. She died 3 on 26 Jan 1892 in Nijmegen, Gelderland, The Netherlands. Elizabet married 4 Roelf Hindriks Klomker on 21 Sep 1827 in Scheemda, Groningen, The Netherlands. | 
They had the following children.
F i 
Annechien Klomker was born 1 on 8 Mar 1828 in Groningen, Groningen, The Netherlands. M ii 
Wolter Roelfs Klomker was born 1, 2 on 6 Jun 1831 in Scheemda, Groningen, The Netherlands. He died 1 on 6 Jul 1831 in Scheemda, Groningen, The Netherlands. F iii 
Klomker was born 1 on 12 Feb 1834 in Scheemda, Groningen, The Netherlands. She died 1 on 12 Feb 1834 in Scheemda, Groningen, The Netherlands. F iv Trientje Klomker was born on 14 Oct 1836. F v 
Maria Klomker was born 1 on 21 Feb 1838 in Scheemda, Groningen, The Netherlands. F vi 
Klomker was born on 19 Apr 1840. She died 1 on 19 Apr 1840 in Scheemda, Groningen, The Netherlands. M vii Wolter Klomker was born on 9 May 1841. F viii 
Klaassien Klomker was born 1 on 6 Feb 1843 in Scheemda, Groningen, The Netherlands. F ix 
Klomker was born on 30 Sep 1847. She died 1 on 30 Sep 1847 in Groningen, Groningen, The Netherlands. 
| Jakob Egberts Gortsema was born 1 about 1771 in Ten Post, gem Ten Boer, Groningen, The Netherlands. He died 2 on 14 Dec 1844 in Ten Post gem. Ten Boer, Groningen, The Netherlands. Jakob married 3 Trijntje Geerts Kloosterhuis on 26 May 1832 in Ten Boer, Groningen, The Netherlands. | 
| Trijntje Geerts Kloosterhuis [Parents] was born 1 about 1799 in Groningen, Groningen, The Netherlands. She died 2 on 20 Feb 1854 in Ten Post gem. Ten Boer, Groningen, The Netherlands. Trijntje married 3 Jakob Egberts Gortsema on 26 May 1832 in Ten Boer, Groningen, The Netherlands. Other marriages:Herwig, Gerrit Willems | 
They had the following children.
F i 
Geertje Gortsema was born 1 on 22 May 1839 in Ten Post gem. Ten Boer, Groningen, The Netherlands. M ii Jan Gortsema was born about 1836. 
| 	Gerrit Adolfs "Gerrit Dollefs" Boer [Parents] was born 1 about 1758 in Kampen, Overijssel, The Netherlands. He died 2, 3 on 2 Apr 1820 in Kampen, Overijssel, The Netherlands. Gerrit Dollefs married Harmpje Egberts Jonker 4. | 
| Harmpje Egberts Jonker 1. Harmpje married Gerrit Adolfs Boer "Gerrit Dollefs". | 
They had the following children.
M i Adolf Gerrits Boer was born on 18 Jun 1786. ii 
Benvendina Gerrits Boer was born about 1787. F iii Petertien Gerrits Boer was born on 10 Oct 1790. F iv Egbertien Gerrits Boer was born on 10 Jan 1796. M v Cornelis Gerrits Boer was born on 13 Apr 1797. 
| Hendrik Vermeer [Parents] was born 1 about 1741. He died 2 on 19 Sep 1813 in Zevenaar, Gelderland, The Netherlands. Hendrik married 1 Aleida van Pelt. | 
| Aleida van Pelt died 1 before 19 Sep 1813. Aleida married 1 Hendrik Vermeer. | 
| Derk Janssen van de Laak was born 1 about 1883 in Renkum, Gelderland, The Netherlands. Derk married 2 Clasina van Brummelen on 20 Feb 1908 in Renkum, Gelderland, The Netherlands. | 
| Clasina van Brummelen [Parents] was born 1 about 1884 in Oosterbeek. Clasina married 2 Derk Janssen van de Laak on 20 Feb 1908 in Renkum, Gelderland, The Netherlands. | 
| Harmen Cornelis van Brummelen [Parents] was born 1 about 1888 in Oosterbeek. Harmen married 1 Gesina Johanna Beekhuizen on 3 Nov 1910 in Renkum, Gelderland, The Netherlands. | 
| Gesina Johanna Beekhuizen was born 1 about 1886 in Oosterbeek. Gesina married 1 Harmen Cornelis van Brummelen on 3 Nov 1910 in Renkum, Gelderland, The Netherlands. | 
| Jakob van Dijk [Parents] was born 1 about 1838 in Baflo, Groningen, The Netherlands. Jakob married 2 Katharina Vos on 26 Jun 1861 in Baflo, Groningen, The Netherlands. The marriage ended in divorce. Other marriages:Olthof, Hilje | 
| Katharina Vos was born 1 about 1841 in Warffum, Groningen, The Netherlands. Katharina married 2 Jakob van Dijk on 26 Jun 1861 in Baflo, Groningen, The Netherlands. The marriage ended in divorce. |