| Sydney Herbert Stewart Thompson | |
| Constituency Mp: | Edmonton—Strathcona |
| Parliament: | Canadian |
| Predecessor: | Richmond Francis Hanna |
| Successor: | Terry Nugent |
| Term Start: | 1957 |
| Term End: | 1958 |
| Birth Date: | 23 September 1920 |
| Birth Place: | Athabasca, Alberta, Canada |
| Death Place: | Kelowna, British Columbia, Canada |
| Spouse: | Dora Lilian Phillips (m. 8 Apr 1947)[1] |
| Party: | Social Credit Party of Canada |
Sydney Herbert Stewart Thompson (September 23, 1920 – November 26, 1997) was a merchant and served as a Social Credit Party of Canada Member of Parliament from 1957 to 1958.
Thompson first ran for a seat in the House of Commons of Canada for the 1957 Canadian federal election. He defeated incumbent Richmond Francis Hanna to win the Edmonton—Strathcona electoral district. Thompson was defeated a year later by Terry Nugent in the 1958 federal election.