Elizabeth Whitwell Thomas was born 16 September 1868 in Dorchester, Suffolk County, Massachusetts, United States to Alexander Malcolm Thomas (1844-1864) and Mary Sarah Sargent (1844-1908) and died 28 January 1952 Boston, Suffolk County, Massachusetts, United States of unspecified causes. She married Frederick Josiah Bradlee I (1866-1951) 15 January 1890 in Boston, Suffolk County, Massachusetts, United States.
Children
| Name | Birth | Death | Joined with |
| Frederick Josiah Bradlee, Jr. (1892-1970) | 20 December 1892 Boston, Suffolk County, Massachusetts, United States | 28 April 1970 Beverly, Essex County, Massachusetts, United States | Josephine de Gersdorff (1896-1975) |