Henry Dreyfuss (March 2, 1904 – October 5, 1972) was an American industrial design pioneer. Dreyfuss is known for designing some of the most iconic devices found in American homes and offices throughout the twentieth century, including the Western Electric Model 500 telephone, the Westclox Big Ben alarm clock, and the Honeywell round thermostat. Dreyfuss enjoyed long-term associations with several name brand companies such as American Telephone and Telegraph, John Deere, Polaroid, and American Airlines.