13. Johan Fredrik Biermann (Karen Tronsdatter , Tron ) was born on 4 Apr 1771 in Aker. He died on 13 Feb 1852 in Biermannsgården på Sagene.
Johan married (1) Anne Hansdatter. Anne was born in 1784 in Aker. She died on 20 Mar 1853 in Biermannsgården på Sagene.
They had the following children:
+ 25 F i Karen Marie Biermann was born in 1813. + 26 M ii Evald Ellioth Biermann was born on 26 Sep 1814. He died on 4 Dec 1874.
Johan married (2) Dorthe Olsdatter. Dorthe was born in 1767. She died in 1836 in Kristiania.
They had the following children:
+ 27 M iii Carl Heinrich Biermann was born in 1795. He died on 15 Oct 1882.
17. Karen Østensdatter (Fredericha Tronsdatter , Tron ) was christened on 7 May 1771. She was buried on 11 Sep 1807.
Karen married Christian Christiansen on 4 Apr 1792. Christian was born in 1766. He was buried on 9 Mar 1809.
They had the following children:
+ 28 M i Christian Friederich Christiansen was christened on 17 Jul 1792. He died on 22 Oct 1833.
20. Birthe Marie Olsdatter (Ole Tronsen Wøyen , Tron ) was christened on 23 Oct 1777. She died on 23 Nov 1833.
Birthe married Christen Rasmussen Heggum on 2 Jan 1807. Christen was born in 1778.
They had the following children:
29 M i Thon Christensen Heggum was born on 1 Dec 1807. 30 F ii Anne Randine Heggum was christened on 9 Mar 1810. She died on 22 May 1831. 31 F iii Karen Oline Heggum was born on 6 Jul 1812.
23. Karen Margrethe Olsdatter (Ole Tronsen Wøyen , Tron ) was christened on 24 Mar 1784. She died on 21 Jul 1853 in Gjetemyren.
Karen married (1) Jens Giæsted Henny in 1803. Jens was christened on 29 Jan 1782 in Kristiania.
They had the following children:
+ 32 F i Karen Jensine Henny was born on 10 Aug 1805. She died on 24 Mar 1874. 33 F ii Margreta Robertha Henny was born on 24 Jul 1808. She was buried on 22 Aug 1808.
Karen married (2) Ernst Wilhelm Hadeln Fremming on 28 Sep 1816. Ernst died on 2 Mar 1824.
They had the following children:
+ 34 F iii Hadoline Fremming was born on 28 Jun 1817. She died on 7 Jan 1858. + 35 F iv Wilhelmine Hedevig Fremming was born on 15 May 1820. She died on 23 May 1906. 36 M v Ernst Wilhelm Hadeln Fremming was born on 21 Jun 1824 in Kristiania. He died on 8 Apr 1858 in Kristiania.