Details of Daphne's birth are not known.

Daphne married Horace Walter Whistance in 1949 in Hitchen, Hertfordshire.

She had the following children from her marriage to Horace Walter Whistance:

- Michael R Whistance	born in 1953 in Hitchen, Hertfordshire.
- Nicholas C Whistance	born in 1962 at Bedford, Bedfordshire.