Thomas married Anna Emerson on 23 Mar 1884 in Gibson, Indiana, United States. Anna (daughter of James Logan Emerson and Nancy Mounts) was born on 27 May 1861 in Gibson, Indiana; died on 1 Jun 1942 in Fort Branch, Gibson, Indiana; was buried on 3 Jun 1942 in Gibson County, Indiana. [Group Sheet] [Family Chart]

1. Cloyd Emerson Mangum was born on 2 Jul 1886 in Gibson, Indiana, United States; died on 22 May 1982 in Los Angeles, Los Angeles, California, United States.
2. Ola W. Mangum was born on 17 Dec 1891 in Gibson County, Indiana; died on 1 Jun 1986 in Owensville, Gibson, Indiana; was buried in 1986 in Princeton, Gibson, Indiana, United States.
3. Ida Mangum was born on 17 Dec 1891 in Gibson County, Indiana; and died.