| | Maria Nicolina Lassen 1810–1895 | | |
Peter Nicolai Lassen 1811–1865 | | |
Peter Christian Lassen 1842– | | |
| | Ulrich Christian Lassen 1812–1880 Kaiken Lorenz Boysen 1819–1897 | | |
Mary Johanna Hetzer 1825–1887 | | |
Anna Margaretha Lassen 1815–1907 Bleik Jens Eschels 1818–1870 Lorenz Christiansen 1817–1900 | | |
Ingeborg Petrea Lassen 1865– | | |
| | Georg Matthias Lassen 1815–1899 Margaretha Nis Hinrichs 1822–1877 | | |
Hermann Christian Lassen 1815–1894 Johanna Charlotte Will 1831–1907 | | |
Meinert Thomas Lassen 1818–1859 | | |
Theodor Meinert Lassen 1856– | | |
Paul Nicolaus Lassen 1859– | | |
| | Paulina Jürgen Matzen 1837–1864 | | |
Peter Christian Lassen 1853– | | |
| | Betty Therese Lassen 1856– Christian Georg Hendricks 1848– | | |
Carl Joachim Lassen 1858– | | |
Manuel Peter Lassen 1861– | | |
Jenny Mathilde Lassen 1863– | | |
Jeanette Ingeline Lassen 1864– | | |
Theoline Beate Lassen 1872– | | |
| | Jan Peter Lassen 1821–1878 Ingelina Maria Eben 1831– | | |
Merret Jens Lassen 1823–1909 | | |
Anna Maria Friederike Lassen 1824–1892 Cornelius Peters 1819–1893 | | |
Jens Peter Lassen 1826–1845 | | |
Gondel Christiansen 1895–1964 | | |
| | Clotilde Maria Lassen 1861–1945 Peter Georg Christiansen – | | |
Merry Schwensine Lassen 1863– | | |
Thora Rosalina Lassen 1865– | | |
Peter Nicolai Lassen 1867– | | |
Maria Juliette Lassen 1869– | | |
Peter Nicolai Lassen 1871– | | |
Rosa Heraldine Lassen 1872– | | |
Ida Gerhardine Lassen 1875– | | |
Katinka Jeanette Lassen 1876– | | |
Nicolai Theodor Lassen 1878– | | |
Alfred Conrad Lassen 1880– | | |
Alma Wilhelmine Lassen 1881– | | |
Margaretha Catharina Lassen 1886– | | |
| | Gert Jochim Lassen 1827–1911 Kaiken Peter Thomsen 1842–1910 | | |
| | Peter Jokaim Lassen 1829–1894 | | |
Metta Elisabeth Lassen 1830–1894 | | |
Sven Diedrich Lassen 1831–1832 | | |
Sven Diedrich Lassen 1832–1862 | | |
Kressen Peter Lassen 1833–1834 | | |
| | Peter Nicolai Lassen 1783–1848 Merret Peter Clasen 1789–1869 | | |