Kane was one of four children of Delancey Kane, of Newport, Rhode Island, and his wife Louisa Langdon; his brothers were Colonel Delaney Astor Kane, and John Kane and S. Nicholson-Kane.
Kane was one of four children of Delancey Kane and his wife Louisa Langdon, of Newport, Rhode Island, and was a great grandson of John Jacob Astor. His brothers were Colonel Delaney Astor Kane, and John Kane and S. Nicholson-Kane.