| David Marshall | |
| Smallimage: | David Marshall.jpg |
| Constituency Mp: | Elgin East |
| Parliament: | Canadian |
| Predecessor: | Andrew B. Ingram |
| Successor: | Sydney Smith McDermand |
| Term Start: | 1906 |
| Term End: | 1920 |
| Birth Date: | 26 October 1846 |
| Birth Place: | Halton County, Canada West |
| Party: | Conservative |
David Marshall (October 26, 1846 - February 14, 1920) was a Canadian politician.
Born in Halton County, Canada West, Marshall was a businessman, before being elected to the House of Commons of Canada for the Ontario electoral district of Elgin East in a 1906 by-election, after the sitting MP, Andrew B. Ingram, was appointed Vice Chairman of the Ontario Railway and Municipal Commission. A Conservative, he was re-elected in 1908, 1911, and 1917. He died in office in 1920.