Etterkommere av
hanseatene i Bergen
Buchard Peter Frederik Jessen
1809 - (
= Etterslektstre til dette punkt, 
= Ekspander, 
= Kollaps)
- 1 Buchard Peter Frederik Jessen [1] f. 1809
- Marie Theresia Müller f. 11 Mai 1816
- 2 Revisor Hans Peter Jessen [1.1] f. 9 Feb 1846 d. 16 Jul 1919
- Henriette Thomsen f. 7 Jul 1851 d. 18 Sep 1873
- 3 Journalist Burchard Jessen [1.1.1] f. 27 Mar 1871
- Alma Westphal Lodtz f. 10 Nov 1872
- 4 Barbra Marie Jessen [1.1.1.1] f. 29 Okt 1898 d. 3 Mai 1908
- 4 Henriette Jessen [1.1.1.2] f. 5 Aug 1900
- 4 Alma Jessen [1.1.1.3] f. 4 Aug 1902
- 4 Burchard Peter Fredrich Jessen [1.1.1.4] f. 28 Nov 1908
- 4 Barbra Marie Jessen [1.1.1.1]
- 3 Kristine Jessen [1.1.2] f. 8 Mai 1872
- 3 Henriette Jessen [1.1.3] f. 6 Aug 1873 d. 16 Des 1873
- 3 Journalist Burchard Jessen [1.1.1]
- 2 Robert Jessen [1.2] f. 25 Jun 1848
- 2 Sophia Jessen [1.3] f. 31 Jan 1851
- 2 Kjøbmand Emil Burchard Jessen [1.4] f. 15 Mar 1853 d. 16 Nov 1934
- Ida Thomsen f. 29 Okt 1857 d. 4 Mar 1929
- 3 Bankdepotchef Gottlieb Johan Jessen [1.4.1] f. 17 Apr 1878 d. 21 Mar 1965
- Marie Thersia Jessen f. 22 Nov 1878
- 4 Emil Jessen [1.4.1.1] f. 12 Nov 1907
- 4 Agnes Jessen [1.4.1.2] f. 7 Mar 1910
- 4 Emil Jessen [1.4.1.1]
- 3 Ida Jessen [1.4.2] f. 16 Jul 1880
- Kemiker Albert Bernhard Gundersen f. 30 Okt 1875 d. 22 Nov 1921
- 4 Eli Gundersen [1.4.2.1] f. 8 Sep 1905
- 4 Zora Gundersen [1.4.2.2] f. 3 Apr 1907
- 4 Eli Gundersen [1.4.2.1]
- 3 Dagny Jessen [1.4.3] f. 15 Mar 1886 d. 28 Nov 1970
- Harald Heide f. 8 Mar 1876 d. 27 Jan 1956
- 4 Inger Heide [1.4.3.1] f. 2 Jun 1920 d. 9 Mai 2010
[ =>]
- 4 Inger Heide [1.4.3.1]
- 3 Bankdepotchef Gottlieb Johan Jessen [1.4.1]
- 2 Marie Theresia Jessen [1.5] f. 14 Sep 1854
- Grosserer Hans Brynildsen Thomsen f. 13 Jan 1852
- 3 Catharina Margaretha Thomsen [1.5.1] f. 20 Jan 1881
- 3 Burchard Jessen Thomsen [1.5.2] f. 18 Jun 1882
- 3 Hansine Magdalena Thomsen [1.5.3] f. 11 Aug 1885
- 3 Maria Theresia Thomsen [1.5.4] f. 25 Mar 1887
- 3 Mathilde Margrethe Thomsen [1.5.5] f. 17 Feb 1889
- 3 Ruth Thomsen [1.5.6] f. 11 Mai 1891
- 3 Carlo Zino Thomsen [1.5.7] f. 17 Apr 1894
- 3 Catharina Margaretha Thomsen [1.5.1]
- 2 Revisor Hans Peter Jessen [1.1]