Cecil Purdy

C. J. S. Purdy
Full nameCecil John Seddon Purdy
CountryAustralia
Born(1906-03-27)27 March 1906
Port Said, Egypt
Died6 November 1979(1979-11-06) (aged 73)
Sydney, Australia
TitleInternational Master (1951)
ICCF Grandmaster (1959)
ICCF World Champion1950–53

C.J.S. (Cecil John Seddon) Purdy AM (27 March 1906 – 6 November 1979) was an Australian chess player and writer. He was awarded the International Master title in 1951 and the Grandmaster of Correspondence Chess title in 1959. Purdy was the first world correspondence chess champion. He was also an influential chess magazine writer, editor, and publisher.