| Father | Male John Calvin McMahan |
| Born | 19 May 1807 | Washington County, Tennessee |
| Died | 1 May 1886 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
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| Married | ||
| Father | James Wellington McMahan | F17975 Group Sheet | |
| Mother | Rachel Calvert | F17975 Group Sheet | |
| Mother | Female Dicie W. Ault |
| Born | 6 Sep 1821 | Tennessee |
| Died | 28 Jun 1900 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
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| Father | ||
| Mother | ||
| Child 2 | Male + William Calvert McMahan |
| Born | 12 Nov 1849 | Tennessee |
| Died | 23 Nov 1926 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
|
| Spouse | Ainer E. Waters | F2104 | |
| Married | ||
| Child 3 | Male Thomas L. McMahan |
| Born | 11 Feb 1853 | Tennessee |
| Died | 22 Jul 1883 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
| Child 4 | Male + John H. McMahan |
| Born | 7 Jan 1855 | Tennessee |
| Died | 7 Oct 1921 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
|
| Spouse | Sarah R. Fox | F20433 | |
| Married | ||
| Child 5 | Female + Elizabeth Nancy McMahan |
| Born | 8 Nov 1856 | Tennessee |
| Died | 9 Feb 1936 | |
| Buried | McMahan Cemetery, Sevier County, Tennessee |
|
| Spouse | William Harrison Smith | F20430 | |
| Married | ||
| Child 6 | Female + Rachel Louise McMahan |
| Born | 3 Oct 1860 | Tennessee |
| Died | 7 Jul 1939 | |
| Buried | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
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| Spouse | William Braxton Bryan | F20361 | |
| Married | 26 Aug 1877 | |
| Child 7 | Male + Isaac Mitchell Dixon McMahan |
| Born | 26 Jan 1866 | Tennessee |
| Died | 20 Feb 1943 | Monroe County, Tennessee |
| Buried | 21 Feb 1943 | Shiloh Cemetery, Pigeon Forge, Sevier County, Tennessee |
| Spouse | Rebecca Jane Catlett | F20258 | |
| Married | 11 Mar 1886 | Sevier County, Tennessee |
| Spouse | Nell Inman | F47218 | |
| Married | ||
| Spouse | Lillie Mason | F168944 | |
| Married | 9 Aug 1937 | Monroe County, Tennessee |