William married Elizabeth Willington on 14 Oct 1815 in St. Blazey, Cornwall, UK. Elizabeth (daughter of William Willington and Mary Pascoe) was born before 10 Jan 1797 in St. Austell, Cornwall, UK; died on 22 Mar 1867 in Mount Barker, South Australia, Australia. [Group Sheet] [Family Chart]

1. William Tonkin was born on 5 Nov 1817 in Langteglos By Fowey, Cornwall, UK; died on 1 Jun 1906 in Eastwood, Adelaide, South Australia, Australia.
2. Mary Tonkin was born about 1821 in St. Blazey, Cornwall, UK.
3. Joel Tonkin was born on 17 Nov 1825 in St. Blazey, Cornwall, UK; died on 2 Oct 1890.
4. Absalom Tonkin was born on 10 Oct 1827 in St. Austell, Cornwall, UK; died on 17 May 1892 in Callington, South Australia, Australia.
5. Harriet Tonkin was born on 10 Oct 1829 in St. Austell, Cornwall, UK; died on 22 Nov 1911 in Kalgoorlie, Western Australia, Australia.
6. Elizabeth Tonkin was born on 4 Aug 1831 in St. Blazey, Cornwall, UK.
7. Jabez Tonkin was born about 1833 in St. Blazey, Cornwall, UK; died on 14 Jan 1920 in Moonta, South Australia, Australia.
8. Samuel Tonkin was born on 27 Dec 1837 in St. Blazey, Cornwall, UK; died in 1918 in , , New South Wales, Australia.
9. Charles Tonkin was born in 1842; died on 28 Mar 1909.