John Bird Iles [commonly known as Jack Bird Iles; and as John Bird-Iles] was born in Bromley, Kent, England on 4 December 1907 and was the son of John Henry Iles (1871-1951) who gave his occupation as Entrepreneur in the 1911 England and Wales census. He studied at the University of Cambridge and trained as an architect, being elected an Associate of the Royal Institute of British Architects (ARIBA) in 1931. However he primarily worked as an interior designer. During the 1930s he had premises at 104 Baker Street, London. In the 1939 England and Wales Register he gave his occupation as Interior Decorator and Architect.
Iles was elected a member of the Worshipful Company of Musicians in 1968.
Iles's address was given as “The Gap House,” Broadstairs, Kent in 1930; 25 Gower Street, London in 1925; 114 St. Marylebone, London, and 114 Symour Place, London in 1939; The Cross Farm, Great Barfield, Essex in 1950; 7 High Street, Saffron Walden, Cambridgeshire in 1963 and 1984. He died on 3 December 1984
Notable among Iles's work an architect was the Dreamland Cinema in Margate, Kent (1933-35) which he designed in collaboration with Julian Rudolph Leathart (1891-1967) and William Fraser Granger (1888-1969).