Leon Gordon Miller, painter, printmaker, sculptor, industrial designer, architect, and stained glass artist, was born in New York City on 3 August 1917. He studied at Columbia Teachers College, the Art Students League of New York, the Newark School of Fine and Industrial Art, the Fawcett Art School under Bernar Gussow, and Baldwin Wallace College.

Miller established Leon Gordon Miller and Associates in Cleveland, Ohio, in 1947. His agency specialized in space planning and interior design. He was a fellow of the Industrial Design Society of America, and a member of the American Craftsman’s Council, American Institute of Architects Guild for Religious Architecture, the Artists Equity Association, the Institute of Business Designers, the Stained Glass Association of America, and the World Craft Council.

As an artist, Miller had more than fifteen solo exhibitions from 1947 to 1977. He won numerous awards throughout his career, including the 1973 United States Department of Housing and Urban Development Community Arts Award and the 1975 American Graphic Arts Award. His work is represented in museum, corporate, and private collections, including the University of Central Florida, Orlando; the Gertrude Stein Collection of Yale University, New Haven, Connecticut; and the Library of Congress and the National Gallery, Washington, D.C.

Miller co-authored Lost Heritage of Alaska: Adventure and Art of Alaskan Coastal Indians in 1967 and Stained-Glass Craft in 1973.

As an industrial designer, Miller was active in the Industrial Design Institute (IDI), serving as its president in 1960 and 1961 and its board chairman in 1962 and 1963. He was a U.S. delegate to the International Council of Societies of Industrial Design (ICSID) in Stockholm in 1959, Venice in 1961, London in 1969, Mexico in 1971, and Japan in 1973. In community affairs, he was one of twenty-five leaders of American finance and industry to receive the Distinguished Service Award of the American-Israel Chamber of Commerce and Industry, in observance of the 25th Anniversary of Israel in 1973. He was a frequent guest speaker and panelist on topics dealing with the arts and the environment, and represented the U.S. abroad in Canada, Yugoslavia, and Israel, as well as for ICSID.

Leon Gordon Miller died in Florida on 12 October 1985.