Thomas married Jane McCormick on 4 Mar 1824 in Connersville, Fayette, Indiana, United States. Jane (daughter of John Wesley McCormick, Sr. and Catherine Anne Drenning Drennan) was born on 4 Jun 1802 in Butler County, Ohio, United States; died on 30 Apr 1896 in Union Township, Delaware, Indiana, United States; was buried in Mount Zion Cemetery, Union Township, Delaware, Indiana, United States. [Group Sheet] [Family Chart]

1. William Nesbit Kirkwood was born on 9 Dec 1824 in Connersville, Fayette, Indiana, United States; and died.
2. Joseph Stewart Kirkwood was born on 12 Oct 1826 in Connersville, Fayette, Indiana, United States; died on 13 Oct 1897 in Union Township, Delaware, Indiana, United States.
3. James Lewis Kirkwood was born on 17 Jan 1828 in Connersville, Fayette, Indiana, United States; died on 15 Apr 1863 in Union Township, Delaware, Indiana, United States.
4. John Reed Kirkwood was born on 20 Jul 1829 in Connersville, Fayette, Indiana, United States; and died.
5. Elizabeth Margaret Kirkwood was born on 18 Mar 1831 in Connersville, Fayette, Indiana, United States; and died.
6. Samuel D. Kirkwood was born on 2 Oct 1832 in Grant County, Indiana, United States; died on 28 Jun 1911 in Grant County, Indiana, United States; was buried on 30 Jun 1911 in Elizabethtown, Bartholomew, Indiana, United States.
7. Sarah Catherine Kirkwood was born on 26 Apr 1834 in Grant County, Indiana, United States; and died.
8. Thomas Cousins Kirkwood was born on 27 Apr 1836 in Grant County, Indiana, United States; and died.
9. Amos Washington Kirkwood was born on 15 May 1838 in Grant County, Indiana, United States; and died.
10. David Mccormick Kirkwood was born on 20 May 1840 in Grant County, Indiana, United States; and died.
11. Infant Kirkwood was born on 10 Oct 1841 in Grant County, Indiana, United States; died on 10 Oct 1841 in Grant County, Indiana, United States.
12. Robert L. Kirkwood was born on 6 Mar 1843 in Indiana, United States; died on 31 Dec 1916 in Center Township, Grant, Indiana, United States; was buried on 4 Jan 1917 in Easton, Delaware, Indiana, United States.
13. Mary Jane Kirkwood was born on 4 Mar 1846 in Grant County, Indiana, United States; and died.
14. Martha Ann Kirkwood was born on 24 Nov 1848 in Grant County, Indiana, United States; and died.

James married Margaret Stewart in 1784 in Ireland. Margaret was born on 15 Mar 1765 in Knocknarney, County Down, Ireland; died on 25 Sep 1835 in Posey Township, Fayette, Indiana, United States; was buried in Bentonville, Fayette, Indiana, United States. [Group Sheet] [Family Chart]