John Richard Clayton was born in Marylebone, London, England on 30 July 1827. He began his career making sculptural models and as a designer of stained glass. He briefly studied at the Royal Academy Schools in London in 1849. In 1855 [or 1857 - sources differ], with Alfred Bell (1832–1895), he founded Clayton & Bell., one of the leading stained glass firms in Victorian Britain. From 1863 to 1869 Clayton trained as an architect in the office of George Gilbert Scott (1811-1878) in London. In addition to his work as a stained glass designer and architect, Clayton was also a sculptor, book illustrator, painter and mosaic artist. He exhibited at the Royal Academy in London and at the Royal Glasgow Institute of the Fine Arts. Clayton was one of the artists engaged on the Albert Memorial in Kensington Gardens, London (unveiled in 1872) for which he designed mosaics.
In the 1881 England Wales Census he gave his occupation as Artist, Painter, Sculptor, Architect, and Glass Painter. Throughout his career Clayton lived in London and died on 5 July 1913. His address at the time of his address was given as Broomfield House, 11 Fairfax Road, Hampstead, London
Text source: Arts + Architecture Profiles from Art History Research net (AHRnet) https://www.arthistoryresearch.net/