Isabella married Alexander McQuiston in 1812. Alexander (son of James McCuiston and Margaret Trindle) was born on 10 Mar 1782 in Westmoreland County, Pennsylvania; died on 31 May 1867 in West Sunbury, Pennsylvania. [Group Sheet] [Family Chart]

1. Clark T. McQuiston was born on 12 Dec 1812 in Venango County, Pennsylvania; and died.
2. Isabella McQuiston was born on 23 Jun 1814 in Venango County, Pennsylvania; and died.
3. July Ann McQuiston was born on 8 Feb 1816 in Venango County, Pennsylvania; died on 24 Aug 1897 in Wayne County, Ohio.
4. Eleanor McQuiston was born on 27 Feb 1818 in Venango County, Pennsylvania; and died.
5. Amy McQuiston was born on 1 Jun 1820; and died.
6. Isabella McQuiston was born on 20 Dec 1821; and died.
7. Alexander Culberson McQuiston was born on 20 Apr 1825 in Concord Township, Butler County, Pennsylvania; died on 21 May 1910 in Emlenton, Venango County, Pennsylvania.
8. Margaret T. McQuiston was born on 10 Jan 1827; died on 29 Dec 1884.
9. Jane Elizabeth McQuiston was born on 10 Aug 1830 in Pennsylvania; died on 19 Nov 1905; was buried in Venango County, Pennsylvania.
10. Clarinda G. McQuiston was born on 15 Nov 1832; died on 3 Feb 1916.