Frances Bruen Perkins Cox was born circa August 1892 in Vermont to Edward Clifford Perkins (1858-1902) and Elizabeth Hoar Evarts (1858-1940) . She married Archibald Cox (1874-) 7 June 1911 in New York City, New York.
Children
| Name | Birth | Death | Joined with |
| Archibald Cox (1912-2004) | 17 May 1912 Plainfield, Union County, New Jersey | 29 May 2004 Brooksville, Hancock County, Maine | |
| Elizabeth E Cox (1914-) | |||
| Mary D Cox (1917-1995) | |||
| Robert Hill Cox (1919-1943) | 13 April 1919 Plainfield, Union County, New Jersey | 19 April 1943 Tunisia, North Africa | |
| Rowland Johns Cox (1928-1977) | |||
Siblings
| Name | Birth | Death | Joined with |
| Edward Newton Perkins (1883-) | |||
| Maxwell Evarts Perkins (1884-1947) | 20 September 1884 New York City, New York, United States | 17 June 1947 Stamford, Fairfield County, Connecticut, United States | Louise Florida Saunders (1888-1965) |
| Charles Callahan Perkins (1886-) | |||
| Mary A D Perkins (1890-) | |||
| Frances Bruen Perkins (1892-) | August 1892 Vermont | Archibald Cox (1874-) | |
| Louis A Perkins (1896-) | |||