Gertrude married Casselman, Heinrich on 30 Dec 1794 in Stone Arabia, Montgomery, New York, USA. Heinrich (son of Casselman, Warner H and Crysler, Eleanora Catharina) was born in 1758 in Stone Arabia, Montgomery, New York, USA; died in 1842 in Chesterville, Stormont, Ontario, Canada. [Group Sheet] [Family Chart]

1. Casselman, Severius was born on 14 Apr 1795 in Williamsburg, Dundas, Ontario, Canada.
2. Casselman, Catharina was born on 28 Aug 1797 in Williamsburg, Dundas, Ontario, Canada.
3. Casselman, Henry Hiram was born on 4 Jan 1799 in Williamsburg, Dundas, Ontario, Canada.
4. Casselman, Eva was born on 12 Oct 1803 in Williamsburg, Dundas, Ontario, Canada; was christened on 18 Dec 1803.
5. Casselman, Elizabeth was born in 1806 in Williamsburg, Dundas, Ontario, Canada; was christened on 6 Jul 1806 in Williamsburg, Dundas, Ontario, Canada.
6. Casselman, Susannah was born on 1 May 1808 in Williamsburg, Dundas, Ontario, Canada; was christened on 1 May 1808 in Williamsburg, Dundas, Ontario, Canada.
7. Casselman, John was born in 1810 in Williamsburg, Dundas, Ontario, Canada; was christened on 15 Jul 1810 in Williamsburg, Dundas, Ontario, Canada.
8. Casselman, Warner Henry was born on 6 Nov 1812 in Williamsburg, Dundas, Ontario, Canada.
9. Casselman, George William was born in 1815 in Williamsburg, Dundas, Ontario, Canada; was christened on 30 Apr 1815 in Williamsburg, Dundas, Ontario, Canada.
10. Casselman, Marilla was born on 23 Jun 1818 in Williamsburg, Dundas, Ontario, Canada; was christened on 13 Sep 1818 in Williamsburg, Dundas, Ontario, Canada.
11. Casselman, Margaret was born on 27 Jun 1819 in Williamsburg, Dundas, Ontario, Canada; was christened on 27 Jun 1819 in Williamsburg, Dundas, Ontario, Canada.
12. Casselman, Edward was born in 1822 in Williamsburg, Dundas, Ontario, Canada.
13. Casselman, Michael Henry was born on 15 Jun 1824 in Williamsburg, Dundas, Ontario, Canada; died on 22 Mar 1898 in Schaller, Sac, Iowa, USA; was buried after 22 Mar 1898 in Schaller Cemetery, Schaller, Sac, Iowa, USA.