Fred Rose (born Fred Rosenberg) (December 7 1907 - March 16 1983) was a Communist politician and trade union organizer in Canada. He was born in Lublin in what is now Poland, and emigrated to Canada as a child in 1916. He became involved with the Young Communist League of Canada, and then joined the Communist Party of Canada while working in a factory. However, he is best known as the only Member of the Canadian Parliament ever convicted of spying for a foreign country.

Timothy (Tim) Buck was a long-time leader of the Communist Party of Canada (known from the 1940s until the late 1950s as the Labour Progressive Party). Together with Ernst Thälmann of Germany, Maurice Thorez of France, Palmiro Togliatti of Italy, Earl Browder of the United States, and Harry Pollitt of Britain, Buck was one of the top leaders of the Stalin-era international Communist organization.

Albert Alexander MacLeod, widely known as A.A. MacLeod and familiarly as "Alex", was a prominent member of the Communist Party of Canada and its front group the Labour Progressive Party. In the mid-1930s, he was leader of the "Canadian League Against War and Fascism", a popular front group founded by the party. The league recruited members for the Mackenzie-Papineau Battalion, …

Leslie Tim Morris (1904 - 1964) was a Welsh-Canadian politician, journalist and long time member of the Communist Party of Canada and, its front group, the Labour Progressive Party. Morris was born in the United Kingdom to a Welsh working class family. He and his family immigrated to Canada in 1910. Morris returned to the UK in 1917 and lived in Wales and England while working in the steel, coal mining and railway industries.

Charles Edwin Greenlay (born June 8, 1899 in High Bluff, Manitoba; died May 27, 1984) was a politician in Manitoba, Canada. He served in the Legislative Assembly of Manitoba as a from 1943 to 1959, and was a cabinet minister in the governments of Stuart Garson and Douglas Campbell. Greenlay was educated in High Bluff and Portage la Prairie. He served as secretary-treasurer of the rural municipality of Portage la Prairie before entering provincial politics.

William Cecil Ross (May 11, 1911-June 4, 1998) was a politician in Manitoba, Canada, and the leader of that province's Communist Party from 1948 until his retirement in 1981. Ross was raised in a secular Jewish family that moved from the Ukraine to Winnipeg, Manitoba, in 1917. He was originally named Cecil Zuken, but legally changed his name in 1936 (in part to protect his family from anti-Communist harassment). His brother Joseph Zuken also became a Communist politician, …

William A. (Bill) Kardash (b. June 10, 1912 in Hafford, Saskatchewan, d. January 17, 1997) was a politician and member of the Manitoba legislature. Kardash was a veteran of the Spanish Civil War, having fought with the Mackenzie-Papineau Battalion. He was a member of the Communist Party of Canada and, after 1943 the Labour Progressive Party which was the legal front of the Communist Party after it was banned. Kardash became the first leader of the Manitoba LPP in 1943, …

Dorise Winifred Webber Nielsen (July 30 1902 - December 9 1980) was a Canadian politician and teacher. She was the first member of the Communist Party of Canada to be elected to the Canadian House of Commons and the third woman. She won a seat in the 1940 federal election representing North Battleford, Saskatchewan, on the "United Progressive" label, beating the Liberal candidate in a two-way race.

Roland Penner (born July 30, 1924) is Dean of Law at the University of Manitoba and a former politician and Manitoba Cabinet minister. Penner was born in Winnipeg, Manitoba, the son of Winnipeg alderman Jacob Penner (d. 1965). He served in Europe during World War II in the Canadian artillery, and was educated at the University of Manitoba (receiving a Bachelor of Arts degree in 1949 and an LL.B. in 1961) and in London, England.

Dwight Lyman Johnson was a politician in Manitoba, Canada. He served in the Legislative Assembly of Manitoba from 1943 to 1945. Elected as a member of the Manitoba Cooperative Commonwealth Federation, Johnson had a tenuous relationship with the party leadership and was expelled from the party caucus in 1945. After leaving the legislature, he became a member of the communist Labour Progressive Party. Johnson was born in Rapid City, Manitoba.

Wilbert Doneleyko (born 1913 in Rossburn, Manitoba) is a former politician in Manitoba, Canada. He served in the Legislative Assembly of Manitoba from 1945 to 1949. Doneleyko was elected as a candidate of the social democratic Cooperative Commonwealth Federation (CCF), but was expelled from the party caucus a few years later. Doneleyko was the son of a pioneer farmer, and himself worked as a farmer until 1937.

Melbourne A. Doig (died October 25, 1998) was a longtime Communist politician in Ontario, Canada. He served as leader of the Communist Party of Canada - Ontario in the 1981 provincial election, and was a prominent member of the federal party. Doig was raised in a working-class community of Montreal, Quebec, and received a Bachelor of Arts degree from the McGill University in 1932. He also joined the Communist Party of Canada in the 1930s.

Alexander Turk was a politician in Manitoba, Canada. He served in the Legislative Assembly of Manitoba as a Liberal-Progressive from 1953 to 1958. Born in Larne, Northern Ireland, Turk came to Canada with his family in 1910, and was educated at Lord Selkirk School. He was a wrestling promoter and president of the Giants Baseball Club, and was known in politics as a charismatic showman.

Albert F. Trapp (died January 9, 1953) was a politician in Manitoba, Canada. He served in the Legislative Assembly of Manitoba from 1951 until his death. Trapp was elected to the Manitoba legislature in a by-election held in St. Clements on October 24, 1950, following the death of the previous member. He easily defeated candidates from the Cooperative Commonwealth Federation and Labour Progressive Party, and served as a backbench supporter of Douglas Campbell's government.

Edwin A. (Eddie) Goodman, PC, OC, QC, DU, LL.D (1918 - August 23, 2006) was a Canadian lawyer and political figure. Goodman was called to the bar in 1947 and was one of the founding partners of Goodmans LLP, a Toronto law firm as well as a life bencher of the Law Society of Upper Canada.

Margaret Adele Keeling Fairley (1885-1968) was a Canadian writer, educator, and political activist. She was born in Bradford, Yorkshire, UK and died in Toronto, Ontario, Canada. At a time when the university did not grant degrees to women, she studied at Oxford and finished with a "first" in English. She became tutor in English at St. Hilda's College, and in 1912 was appointed advisor to women students at the University of Alberta in Edmonton, Canada.

Robert M. Laxer (1915-1998) was a Canadian psychologist, professor, author, and political activist. Laxer was born in Montreal, Quebec in 1915 and graduated from McGill University with a B.A. in 1936 and an M.A. in 1939. Laxer joined the Communist Party of Canada during the Great Depression. He worked as a freelance journalist until 1941 when he joined the Canadian Army and served during World War II. Upon returning to Canada in 1947, …

Darshan Singh Canadian (aka Darshan A. Sangha) (born 1917, Langeri, Punjab, India; died September 25, 1986) was a trade union activist and Communist organizer in Canada and India. He immigrated to Vancouver, British Columbia, Canada in 1937. Upon his arrival his uncle attempted to get him a job at Dominion Sawmills resulting in the uncle being fired and Sangha being hired at five cents less pay an hour.

George Hewison (born 1944) is a former long-time member of the Communist Party of Canada, trade unionist and folk singer. A second-generation member of the party, Hewison grew up selling the party press and joined the party at the age of 17. His father "Red Jack" Hewison, …

George Burt was Canadian Director of the United Auto Workers (UAW/CAW) from 1939 to 1968. His father was a brickmaker and active trade unionist. Burt worked as an apprentice plumber before getting a job on the General Motors assembly line in Oshawa, Ontario in 1929. Like many auto workers, his pay was so low that he was forced to go on welfare at times during the Great Depression.

Sam Carr was the national organizer for the Communist Party of Canada and, its successor, the Labour-Progressive Party in the 1930s and 1940s. After a cypher clerk in the Soviet embassy in Ottawa, Igor Gouzenko, defected to Canada, Carr was revealed as a spy for the Soviet Union. He was charged with espionage for having obtained secrets about the atomic bomb and handing them over to Moscow. He was imprisoned for seven years along with Fred Rose who was, …

Mary Kardash was a long-time Communist politician in the north end of Winnipeg, Manitoba, Canada. She was a member of Winnipeg school board in the 1970s and 1980s, having been elected as a Communist Party of Canada candidate. She had also been active in the Communist Party's predecessor, the Labour-Progressive Party. Her husband, William Kardash was also a Communist leader and represented the party in the Legislative Assembly of Manitoba from 1941 to 1958.