Sir Edward Waterfield Hayward (10 November 1903 – 13 August 1983) was an Australian businessman, best known for owning and managing John Martin's, a chain of department stores in Adelaide, South Australia, and for instigating the Adelaide Christmas Pageant.

After completing his education, Hayward worked as a jackaroo in New South Wales for several years.

He started in the retail sector for the first time in 1929, working for Sydney Snow and Co. Ltd., and moved back to Adelaide in 1931 to join the family business, John Martin's.

[1] One of his first jobs at John Martin's was to visit Canada and the United States to gather ideas from department stores in those countries.

[4] Hayward was chairman of the St John Council in South Australia when, in 1952, it became responsible for ambulance services in that state, and he was made a Knight of the Order in 1959.