Details of George's birth are not known.

George married Iris V. Carrington in 1950 in Basford, Nottinghamshire.

He had the following children from his marriage to Iris V. Carrington:

- Ian R. Mizen	born in 1950 in Basford, Nottinghamshire.
- Susan M. Mizen	born in 1952 in Basford, Nottinghamshire.
- Gavin R. Mizen	born in 1959 in Basford, Nottinghamshire.

Details of George's occupation are not known.