Thomas Callender Campbell Mackie [also known as Campbell Mackie, and as T.C. Campbell Mackie; and as T.C.C. Mckie] was born in Helensborough, Dumbartonshire, Scotland on 17 June 1886 and was articled to Alexander Nisbet Paterson (1862-1947) of Campbell Douglas & Paterson in Glasgow from c.1902 to 1907, during which time he also studied under Eugène Bourdon (1870-1916) at Glasgow School of Architecture. Between c.1907 and c.1909 he worked as an assistant at the architectural firm Campbell Douglas & Paterson in Glasgow. In the years up to World War One he designed ship interiors for Alexander Stephen & Sons Limited, a shipbuilding company based in Linthouse, Glasgow.
During World War One he served with the Red Cross. Following the war he designed a number of war memorials. In 1920 he was appointed Head of Design at Glasgow School of Art. He subsequently taught at the School until his retirement in 1950.
In addition to his work as an architect and designer, Mackie was also a painter. He exhibited frequently at the Royal Scottish Academy in Edinburgh from 1912 to 1951. He also exhibited at the Royal Academy in London in 1916; and at the Glasgow Institute of the Fine Arts. A pastel sketch of 'Westergables' in Argyleshire by Mackie is illustrated in 'The Studio Yearbook of Decorative Art' 1926 (p.21). He was the author of 'Pattern' (London: Longmans Green & Co., 1928).
Mackie was elected an Associate of the Glasgow Institute of Architects and was a member of the Glasgow Art Club.
His address was given as Greenknowe, Helenburgh, Dunbartonshire, Scotland in 1912 and 1918; Broomhouse, Helleburgh, Dunbartonshire, Scotland in 1920 and 1924; and Moorcroft, Loch Road, Milngavie, Dunbartonshire, Scotland in 1934 and 1952. He died in Milngavie, Scotland, on 17 August 1952.
McEwan, Peter J.M. Dictionary of Scottish art & architecture. Woodbridge, Suffolk, England: Antique Collectors’ Club Ltd., 1994