The original seven artists included Franklin Carmichael 1890-1945), Lawren Harris 1885-1970), Arthur Lismer 1885-1969), Franz Johnston (1888-1949), J. E.H. MacDonald(1873 – 1932), Fred Varley (1881-1969) and A. Y. Jackson. (1882 -1974), A. J. Casson (1898-1992) replaced Franz Johnston in 1926 and L. L. Fitzgerald (1890 – 1956) and Edwin Holgate (1892-1977) joined in their last year.
http://www.historiccanadianart.com/brief_history_on_the_group.htm
http://www.arthistoryarchive.com/arthistory/canadian/JEH-MacDonald.html
http://www.arthistoryarchive.com/arthistory/canadian/ Franz Johnston