(1893-1969) A school teacher and Hamilton Centre member; received the Service Award in 1965.

(1932-2005) A physicist and active Quebec Centre member; received the Service Award in 1977.

Rev. D.B. Marsh, D.Sc., F.R.A.S., (1858-1933) an active observer and promoter of astronomy with the Guelph, Peterboro, and Hamilton Centres.

(1918–1998) Professor of Mathematics at McMaster; Hamilton Centre member and founder of the planetarium at McMaster.

(1910-60) DAO astronomer and Victoria Centre member.

An active Ottawa Centre member and visual discoverer of four comets. He received the Chant Medal in 1979.

(19??-) A school principal and charter member of the Calgary Centre. Received the Service Award in 1971.

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

(1906-90) Dominion Observatory/NRC astronomer with an interest in meteors; RASC President (1960-62).

(1936-1999) An active observer and Edmonton Centre member; received the Chant Medal in 1959 at age 23.

From 1956-1975, the Smithsonian Astrophysical Observatory's Moonwatch program issued ephemerides for artificial satellites and collected observations from amateur astronomers.

Kingston Centre member, active variable star observer. Chilton Prize 1979. Chant Medal 1986.

Longtime Ottawa Centre member, Librarian, eclipse chaser, meteor observer. Service Award 1980.

(1865–1947) Society President (1908–09); 1st VP (1907); 2nd VP (1902–06); Secretary (1900–01).

(1910-90) An active observer and astronomy popularizer; Chant Medal 1945.

(1888-1968) A founder of the Centre français de Montréal; Chant Medal 1953.

Victoria Centre member and avid astrophotographer, speaker, writer. Chant Medal 1989.

(1913-1969) Society President (1962-64), Journal editor (1957-69), Handbook editor (1958-70); Service Award (1967).

(1951–62?) Dan Bawtenheimer's observatory near the Windsor, Ontario airport.

(1938–72?) Bert Topham's observatory at 1250 Castlefield Ave., Toronto.