(1851–1947) An early member of the Society and an accomplished observer. Society President (1918-19).

(1893-1988) DAO astronomer. Society President (1940).

(1913-2007) Anglican minister. Hamilton Centre member; Service Award (1970); NNL Editor (1973-74); National Secretary (1964-71, 1978-80).

(1874-1953) Professor of Mathematics at McMaster University; Society President (1938-39).

(1899-1979) Dominion Astronomer (1946-64); Society President (1951-52); Service Award 1964.

(1881-1956) Dominion Observatory solar astronomer; Society President (1936-37).

(1864-1951) U of T mathematician; Society President (1910-11).

(1893-1974) Director of the Canadian Meteorological Service (1946-59); Society President (1949-50).

(1904-51) DAO/DDO astronomer; Toronto Star columnist; Society President (1941-42).

(1886-1977) DO/DAO astronomer; DDO director (1935-45); Society President (1932-33).