James married Esther Speight on 10 Sep 1776 in St Giles and St Mary, Pontefract. Esther (daughter of James Cawthorn and Elizabeth Bramham, daughter of Joseph Speight) was born in 1756 in Knottingley. [Group Sheet] [Family Chart]

1. William Cawthorn was born in 1780 in Knottingley; died in 1859 in Knottingley; was buried on 11 Apr 1859 in St Botolph, Knottingley.
2. Mary Cawthorn was born in 1813 in Knottingley.
3. Joseph Cawthorn was born on 5 Apr 1784 in Knottingley.
4. Robert Cawthorn was born in 1814 in Knottingley; died before 1824.
5. John Cawthorn was born on 7 Aug 1788 in Knottingley; died in 1854.
6. James Cawthorn was born in 1817 in Knottingley.
7. Thomas Cawthorn was born in 1819 in Knottingley.
8. David Cawthorn was born in 1794 in Knottingley.
9. John Cawthorn was born in 1821 in Knottingley.
10. Ann Cawthorn was born in 1797 in Knottingley.
11. Mary Cawthorn was born in 1797 in Knottingley.
12. Richard Cawthorn was born in 1823 in Knottingley; died in 1823 in Knottingley; was buried on 2 Oct 1823 in St Botolph, Knottingley.
13. James Cawthorn was born in 1800 in Knottingley; died in 1842 in Knottingley; was buried on 26 May 1842 in St Botolph, Knottingley.
14. Robert Cawthorn was born in 1824 in Knottingley; died in 1825 in Knottingley; was buried on 6 Mar 1825 in St Botolph, Knottingley.
15. Ann Cawthorn was born in 1827 in Knottingley; died before 1829.
16. Ann Cawthorn was born in 1829 in Knottingley.
17. Edwin Cawthorn was born in 1831 in Knottingley; died in 1832 in Knottingley; was buried on 14 Mar 1832 in St Botolph, Knottingley.