┌── Geert Kamps(Monday 29 July 1872 Buinerveen, Borger, Drenthe, Nederland - Thursday 02 October 1919 Gasselte, Drenthe,
         │   Nederland)

   ┌── Jan Kamps (Gasselternijveenschemond, Gasselte, Drenthe, Nederland;Thursday 22 December 1910 - Tuesday 19 August 1969)

   │     │           ┌── Jan Hindriks Theuwes(1801 Gasselternijveen, Gasselte, Drenthe, Nederland - Tuesday 10 November 1857 Gasselte,
   │     │           │    Drenthe, Nederland) =>

   │     │     ┌── Willem Thiewes (Gasselternijveen, Gasselte, Drenthe, Nederland;Monday 28 August 1843 - Tuesday 23 November 1920)

   │     │     │     └── Anna Kohler(1802 Neuenhaus, Grafschaft Bentheim, Niedersachsen, Deutschland - Tuesday 17 July 1883
   │     │     │         Gasselternijveenschemond, Gasselte, Drenthe, Nederland) =>

   │     └── Anna Thiewes(Tuesday 24 March 1874 Gasselternijveen, Gasselte, Drenthe, Nederland - Thursday 11 August 1938 Groningen,
   │         Groningen, Nederland)

   │           │     ┌── Jans Wever(Saturday 10 February 1816 Borger, Drenthe, Nederland - Tuesday 05 March 1889 Drouwenerveen,
   │           │     │   Borger, Drenthe, Nederland) =>

   │           └── Fennechien Wever(Sunday 06 September 1846 Drouwenerveen, Borger, Drenthe, Nederland - Saturday 12 February 1927
   │               Gasselte, Drenthe, Nederland)

   │                 └── Beertien Hebels(Saturday 29 March 1823 Gieterveen, Gieten, Drenthe, Nederland - Sunday 20 August 1905
   │                     Drouwenerveen, Borger, Drenthe, Nederland) =>

Living

   │           ┌── Jan Westenberg (Date unknown - Date unknown)

   │     ┌── Berend Westenberg(Tuesday 11 November 1879 Holte, Onstwedde, Groningen, Nederland - Friday 23 July 1954 Stadskanaal,
   │     │   Groningen, Nederland)

   │     │     └── Grietje Schutrup (Date unknown - Date unknown)

   └── Katharina Westenberg(Saturday 23 September 1916 Holte, Onstwedde, Groningen, Nederland - Friday 10 June 1977
       Gasselternijveenschemond, Gasselte, Drenthe, Nederland)

         │           ┌── Johannes Nobbe(Thursday 29 August 1833 Bellingwolde, Groningen, Nederland - Sunday 18 June 1899 Onstwedde,
         │           │   Groningen, Nederland) =>

         │     ┌── Engel Nobbe(Thursday 18 December 1862 Holte, Onstwedde, Groningen, Nederland - Monday 25 November 1918 Onstwedde,
         │     │   Groningen, Nederland)

         │     │     └── Roelfien Vos (Onstwedde, Groningen, Nederland;Sunday 06 October 1833 - Tuesday 10 December 1912) =>

         └── Lubbina Nobbe(Tuesday 20 June 1882 Bellingwolde, Groningen, Nederland - Saturday 08 February 1941 Veendam, Groningen,
             Nederland)

               │     ┌── Wubbe Heidekamp(Monday 17 March 1834 Wedde, Groningen, Nederland - Sunday 18 February 1917 Holte, Onstwedde,
               │     │   Groningen, Nederland)

               └── Betje Heidekamp(Sunday 22 May 1864 Holte, Onstwedde, Groningen, Nederland - Thursday 22 February 1940 Onstwedde,
                   Groningen, Nederland)

                     └── Lubbina Jager(Tuesday 25 September 1832 Winschoten, Groningen, Nederland - Wednesday 12 November 1913 Holte,
                         Onstwedde, Groningen, Nederland) =>