Cyril James Dew was born on April 26, 1889 in London, England , United Kingdom. He was born to Louisa Rosina Dew
and James Dew
, with siblings Albert
, and Edith
. He married Helen Gladys Dew (Beacham)
. Cyril died on December 31, 1975 at Bray on Thames, England , United Kingdom at 86 years of age. He was buried in Bray on Thames, England , United Kingdom.