The Communist Party of Canada (Ontario) fielded six candidates in the 2003 Ontario general election.
| Riding | Candidate's Name | Occupation | Votes | % | Rank | Notes |
|---|---|---|---|---|---|---|
| Bramalea—Gore—Malton—Springdale | Howard Cukoff | Writer, translator, and office worker.[1] | 503 | 1.19 | 6th | |
| Hamilton East | Bob Mann | Retired steelworker.[1] | 380 | 1.24 | 5th | |
| Ottawa Centre | Stuart Ryan | University worker and president of a Canadian Auto Workers local.[1] | 306 | 0.62 | 5th | |
| Parkdale—High Park | Karin Larsen | Teacher-in-training.[1] | 349 | 0.88 | 6th | Not to be confused with the Canadian Broadcasting Corporation journalist of the same name. |
| Scarborough Centre | Elizabeth Rowley | Party leader and former school trustee.[1] | 241 | 0.58 | 7th | Became leader of the Communist Party of Canada in 2016.[2] |
| York West | Christopher Black | Criminal lawyer | 408 | 1.76 | 5th | Has represented accused war criminals from Rwanda and the former Yugoslavia. Joined the Communist Party due to his opposition to the 1999 NATO bombing of Yugoslavia.[3] |
Source for election results: Election Results, Elections Ontario, accessed 2 November 2021.
{{cite web}}: CS1 maint: archived copy as title (link) CS1 maint: bot: original URL status unknown (link), Communist Party of Canada (Ontario), 2003, accessed 2 November 2021.
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