John married Margaret MCCAULEY MILLER on 17 Jun 1802. Margaret (daughter of James MCCAULEY and Isabella JAMESON) was born on 22 Jul 1779 in Dunbarton Center, Merrimack County, New Hampshire, ; died on 28 Feb 1819. [Group Sheet] [Family Chart]

1. Alexander McCauley MILLER was born on 28 Oct 1802; died in 1822.
2. Mary MILLER was born on 23 Jan 1805 in Dunbarton, Merrimack, New Hampshire, ; died on 22 Mar 1860.
3. Daniel MILLER was born on 17 Dec 1806 in Dunbarton, Merrimack, New Hampshire, .
4. Isabel MILLER was born on 16 Feb 1809 in Dunbarton, Merrimack, New Hampshire, .
5. John MILLER was born on 27 Jun 1812 in Dunbarton, Merrimack, New Hampshire, .
6. Selinda McCauley MILLER was born on 16 Mar 1818 in Dunbarton, Merrimack, New Hampshire, .