Haydn Llewellyn Davies RCA (11 November 1921 – 24 March 2008)[1] was a Welsh-born Canadian artist known for his large constructivist sculptures which stand outside many public buildings across Canada.

In the Second World War he joined the Royal Canadian Air Force and served overseas from 1941 -1945 with Bomber Command, attaining the rank of sergeant and being mentioned in despatches.

[2] While serving in the RCAF Davies designed a poster which is in the collection of the Victoria and Albert Museum in London.

[1] After he finished his war service he completed his education at The Ontario College of Art, graduating in 1947.

[2] After graduating, Davies commenced work in graphic design and advertising, eventually rising to become a senior vice-president and director of McCann-Erickson Advertising of Canada, from where he resigned in 1976 when he was 55 to start work as a full-time sculptor.