Harold Scott Dalby [commonly known as H. Scott Dalby; also known as H. S. Dalby] was born in Pelsall, near Walsall, Staffordshire, England on 21 July 1885 and was the son of William Burkitt Dalby (1854-1919), a Wesleyan minister. He trained as an architect in London in the early years of the twentieth century and also studied typography under Noel Rooke and J. H. Mason at Central School of Arts and Crafts in London. An example of typography produced by Dalby under the direction of Rooke was shown at the 10th exhibition of the Arts & Crafts Exhibition Society in London in 1912.
Dalby's occupation was given as Architects Assistant, London County Council in the 1911 England Census. He was elected a Licentiate of the Royal Institute of British Architects (LRIBA) in 1927.
He married Annie Margaret Critchley (1888-1957) in 1914.
His address was given as Wesleyan Parsonage, Thornton, Yorkshire in 1891; Adarest, Fallow Court Avenue, North Finchley, Middlesex [now London] in 1912; 71 Parkgate, Cheshire in 1928; 7 Totland Grove, Newton Park, Chester in 1930 and 1956. He died on 12 March 1956. His death was registered in Chester, Cheshire