Alexander married Susan Ann Warne on 26 May 1836 in Mount Pleasant, Hunterdon, New Jersey, United States. Susan (daughter of George Warne and Sarah Magdelena Fulmer) was born on 4 Jan 1817 in Of Mount Pleasant, Hunterdon, New Jersey, United States; died on 20 Oct 1903 in Oak Park, Coook, Illinois. [Group Sheet] [Family Chart]

1. George Warne Guild was born on 28 May 1837 in Hackestown, Warren County, New Jersey; died on 19 Feb 1916 in Chicago, Cook, Illinois, United States; was buried on 21 Feb 1916 in Eola, Dupage County, Illinois, United States.
2. Eliza Jane Guild was born on 8 Apr 1839 in Fair View, Fulton, Illinois; and died.
3. Alexander Edgar Guild was born on 28 Jan 1841 in Fair View, Fulton, Illinois; and died.
4. Susan Ann Guild was born on 9 Nov 1842 in Sugar Grove, Kane, Illinois; died in Dec 1904.
5. Sarah Guild was born on 8 Apr 1844 in Sugar Grove, Kane, Illinois; and died.
6. Henry Guild was born on 3 Jan 1846 in Blackberry, Kane, Illinois; died on 10 Jul 1920 in Mason City, Cerro Gordo, Iowa; was buried in Mason City, Cerro Gordo, Iowa, United States.
7. William Wyckoff Guild was born on 11 Sep 1848 in Blackberry, Kane, Illinois; and died.
8. Reuben Guild was born on 19 Dec 1849 in Kaneville, Kane, Illinois; and died.
9. Mary Ella Guild was born on 11 Mar 1852 in Blackberry, Now Elburn, Illinois; and died.
10. Emma Guild was born on 6 Oct 1855 in Chicago, Cook, Illinois; died in 1857.
11. Hettie Guild was born on 28 May 1858 in Chicago, Cook, Illinois; and died.