Girouard was married to the artist Dorothy Girouard and they lived in
Notting Hill Gate, London. They had one daughter, the writer Blanche Girouard. Girouard died on 16 August 2022, at the age of 90. Girouard wrote of his ancestral connection to
Saul Solomon, a pioneer liberal politician and businessman in
Cape Colony, and his wife
Georgiana Solomon, a social activist and
suffragette. Girouard was descended from Saul's brother Edward, born in 1820 in
Saint Helena, who spent 18 years working with the
Griquas and
Basutos in South Africa for the
London Missionary Society. == Bibliography ==