Family: William G. Knowles & Mary Elizabeth Simpson
m. 3 September 1906
- All known children are deceased
| Husband | Male William G. Knowles |
| Born | 12 Apr 1884 | Poseyville, Gibson County, Indiana  |
| Died | 1956 | |
| Buried | 1956 | Hillcrest Memorial Gardens, Leesburg, Lake County, Florida |
| Married | 3 Sep 1906 [1, 2] | Indiana [1, 2] |
| Father | Oscar Knowles | Family Group Sheet | |
| Mother | Mary S. Wiblie | Family Group Sheet | |
| Wife | Female Mary Elizabeth Simpson |
| Born | 10 Nov 1885 | Manchester, Dickinson County, Kansas |
| Died | 29 Jul 1974 | Midland, Midland County, Texas |
| Buried | Aft 29 Jul 1974 | Hillcrest Memorial Gardens, Leesburg, Lake County, Florida |
| Father | Martin Luther Simpson | Family Group Sheet | |
| Mother | Martha Jane Jordan | Family Group Sheet | |
| Child 1 | Male + William Allen Knowles |
| Born | 8 Jul 1907 | Owensville, Gibson County, Indiana |
| Died | 20 Oct 1988 | |
| Buried | Aft 20 Oct 1988 | Lone Oak Cemetery, Leesburg, Gibson County, Indiana |
| Spouse | Virginia Durand | Family Group Sheet | |
| Married | Abt 1960 | |
| Child 2 | Male Harold Simpson Knowles |
| Born | 17 Dec 1908 | Montgomery, Gibson County, Indiana |
| Died | 31 Aug 1972 | Seminole County, Florida |
| Buried | Aft 31 Aug 1972 | Highland Memory Gardens, Forest City, Seminole County, Florida |
| Child 3 | Male Charles Joseph Knowles |
| Born | 7 Jul 1916 | Evansville, Vanderburgh County, Indiana |
| Died | 27 Sep 2006 | Lake County, Florida |
| Buried | Aft 27 Sep 2006 | Lone Oak Cemetery, Leesburg, Lake County, Florida |
| Spouse | Blanche Ward Bosanquet | Family Group Sheet | |
| Married | 1948 | |
| Notes | Family Note: |
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