Thomas Danek was a Ukrainian Canadian volunteer. He was an electrician and a member of the Communist Party of Canada. Danek served the Republican effort as a telephonist with the Washington battalion, and fought at Jarama, Brunete, and Aragon with the Mackenzie Papineau Battalion. After the war, he served with the Canadian Army during the World War II, was taken prisoner at Dieppe, and imprisoned for at least two years. In 1951, Danek was shot and killed by police while attempting an armed robbery.
Roger Bilodeau was a French Canadian volunteer. He also worked as a pilot and as an office worker. He arrived in spain in the spring of 1937, and served with the Abraham Lincoln Battalion. He was a section commander of thr first Canadian section of the International Brigades, and he also worked in the medical service. Bilodeau was a awarded a watch for bravery at Jarama for brining in "a number of wounded comrades." He survived the war and returned to Canada in July 1938.
Bartflom Dmitruk, also known as Bart or Bert, was a Ukrainian Canadian volunteer. He immigrated to Canada in 1927. He was a lumber worker and lived in Manitoba and Northern Ontario. In Spain, he served in the 129th Anti-Aircraft/Anti-Tank Battery. He survived the war and was awarded the International Brigades Medal in January 1939. He returned to Canada a month later.
Patrick O’Mahony was a volunteer from Calgary, Alberta. He was educated at a Jesuit College. He served with the Canadian Army during the First World War, and spent several years in hospital after being gassed in France. In Spain, he served with the British Battalion. He was possibly wounded in action, but his fate is unclear.
David Harvey was a Scottish Canadian volunteer from Vancouver, British Columbia. Before traveling to Spain, he served with in the British Army as an acting Corporal with the Royal Scots. In Spain, his ear drums were damaged during an aerial bomb attack. He survived and returned to Canada, and likely went on to serve with the Navy during the Second World War. A David Harvey was listed as "lost" when his ship was sunk by a U-boat in the Atlantic.
Reid McIvar was a Canadian volunteer from Manitoba. He was a student at the University of Manitoba and also attended business college. He received Officer Training through the Canadian millitary, and was Corporal in Spain. In Spain, he was wounded in action once. He was also jailed by the International Brigades, reportedly for refusing to send men without shoes on sentry duty. He survived the war and returned to Canada in 1939.
Ferrer and Zola Mercelin were twin brothers from Montreal, Québec. They were both labourers and students and members of the Young Communist League and the Communist Party of Canada, as well as various organizations in Montreal. They arrived in Spain in the winter or spring of 1937. Zola served with the Rosa Luxemburg artillery group, then was assigned to the SIM to do work behind the lines. Ferrer served with the John Brown artillery and as a base clerk, and served time in an International Brigades disciplinary prison. Both brothers survived and returned to Canada.
Eduard Jardas was a Croatian-Canadian volunteer. He immigrated to Canada in 1926, and worked as a journalist for the Croatian-language Communist Party of Canada newspapers, Borba. In Spain, he was a commander of a Machine Gun Company within the Dimitrov Battalion, and was promoted to Lieutenant in July 1937. He was wounded in action twice, a lost a leg, but he survived the war. He served on the Central Committee of the Communist Party of Canada from 1942-43, and returned to Yugoslavia in 1948, where he lived for the remainder of his life.
Oskaria Huosianmaa was a Finnish-Canadian volunteer. He immigrated to Canada in 1927, and lived in northern Ontario where he worked as a lumber and railway worker. He had previously fought with the Finnish Army. In Spain, he fought with the Bittish Battalion, the Lincoln-Washington Battalion and the Mackenzie-Papineau Battalion.