Cyril George Pinhay was born in 1912 in Falmouth, Cornwall.

Cyril married Winifred Joyce Wing in 1946 in Falmouth, Cornwall.

He had the following children from his marriage to Winifred Joyce Wing:

- Peter Anthony Wing	born in 1939 (date suppressed) in Exeter, Devon.
- Cyril John Pinhay	born in 1946 (date suppressed) in Falmouth, Cornwall.
- Stephen James Pinhay	born in 1951 (date suppressed) in Falmouth, Cornwall.
- Timothy George Pinhay	born in 1952 (date suppressed) in Falmouth, Cornwall.

Details of Cyril's occupation are not known.

Cyril died when he was about 58 years old, in 1970 in Falmouth, Cornwall.