| Father | Male William Ernest "Ern" McMahan |
| Born | 30 Jul 1891 | Tennessee |
| Died | 23 Nov 1952 | Cocke County, Tennessee |
| Buried | 26 Nov 1952 | Rays Chapel Cemetery, Newport, Cocke County, Tennessee |
| Married | ||
| Father | Allen McMahan | F14131 Group Sheet | |
| Mother | Maranda Henry | F14131 Group Sheet | |
| Mother | Female Lottie Large |
| Born | Abt 1888 | Tennessee |
| Died | Bef 26 Sep 2016 | |
| Buried | ||
| Father | William Harrison Large | F19905 Group Sheet | |
| Mother | Hannah Ann "Haner" Norris | F19905 Group Sheet | |
| Child 1 | Male Isaac Mayford McMahan |
| Born | 28 Jan 1920 | Tennessee |
| Died | 18 Oct 2001 | Lucas County, Ohio |
| Buried |
| Child 2 | Male Eugene A. McMahan |
| Born | 7 Sep 1922 | Tennessee |
| Died | 9 Dec 1959 | Knox County, Tennessee |
| Buried | 11 Dec 1959 | Rays Chapel Baptist Church Cemetery, Cocke County, Tennessee |
| Child 3 | Male + Rhuel McMahan |
| Born | 16 Feb 1925 | Tennessee |
| Died | 12 Jul 1986 | |
| Buried | Rays Chapel Baptist Church Cemetery, Cocke County, Tennessee |
|
| Spouse | Reva Dean Barnes | F176867 | |
| Married | 9 May 1954 | Cocke County, Tennessee |
| Child 4 | Female + Sarah McMahan |
| Born | Abt 1928 | Tennessee |
| Died | ||
| Buried | ||
| Spouse | Henry Douglas | F150141 | |
| Married | ||
| Child 5 | Female Wilma Irene McMahan |
| Born | 8 Aug 1931 | Tennessee |
| Died | 3 Dec 1931 | Sevier County, Tennessee |
| Buried | 5 Dec 1931 | Allen McMahan Cemetery, Sevier County, Tennessee |