Deidre Mary Stevens is the daughter of Robert Ewart Stevens and Olive Mary Bird.

Deidre was born in 1935 (date suppressed) in Sutton Coldfield.

Deidre married Giles Cooper on Saturday 28 July 1956 in Friends Meeting House, Jordans, Buckinghamshire.

She had the following children from her marriage to Giles Cooper:

- Patrick Robert Cooper	born in 1959 (date suppressed) in Jordans, Buckinghamshire.
- Janet Francis Cooper	born in 1961 (date suppressed) in Jordans, Buckinghamshire.
- Catherine Mary Cooper	born in 1963 (date suppressed) in Jordans, Buckinghamshire.