David Harries or D. C. Harries was a Welsh photographer who operated from premises in Llandeilo and Ammanford, Wales, from approximately 1891 until his death in 1940 aged 75. In 1976 his collection of glass negatives, many thousand, were donated to the National Library of Wales. In December 2014 his military portraits were the subject of a 2014 paper given at the Understanding British Portraits seminar at the National Portrait Gallery, London.