Oliver married Nancy Jane Prather on 6 Sep 1853 in Shelbyville, Shelby County, Illinois, United States. Nancy (daughter of James Russell Prather and Louvica Caroline Veatch) was born on 12 Sep 1833 in , Clark, Indiana, United States; died on 4 Aug 1895 in Wymore, Gage County, Nebraska, United States; was buried in Wymore Cemetery, Wymore, Gage, Nebraska, United States. [Group Sheet] [Family Chart]

1. Mary Catherine Light was born on 2 Jul 1854; died on 7 Aug 1855.
2. Minnie Light was born on 1 Mar 1858; died on 7 Mar 1858.
3. Laurie Mathilda Light was born on 9 Mar 1859; and died.
4. William Russell Light was born on 3 Apr 1861 in , Olmsted, Minnesota, United States; died on 2 Jan 1934 in Canadian, Pittsburg, Oklahoma, United States.
5. David Franklin Light was born on 23 Jun 1863 in Saint Louis, St. Louis (city), Missouri, United States; died on 4 Sep 1863 in Saint Louis, St. Louis (city), Missouri, United States.
6. Harriet Caroline Light was born on 21 Apr 1866; died on 22 Feb 1927.
7. Frances Dickenson Light was born on 17 May 1873; and died.
8. Olive Jennie Light was born on 17 Mar 1877; died on 11 Feb 1899.