Duncan Marshall | |
|---|---|
 The Hon. Duncan McLean Marshall | |
| Canadian Senator Ontario | |
| In office January 20, 1938 – January 16, 1946 | |
| Member of the Legislative Assembly of Alberta | |
| In office March 22, 1909 – July 17, 1921 | |
| Preceded by | District established |
| Succeeded by | Nelson S. Smith |
| Constituency | Olds |
| Ontario Member of Provincial Parliament | |
| In office June 19, 1934 – August 25, 1937 | |
| Preceded by | Thomas Laird Kennedy |
| Succeeded by | Thomas Laird Kennedy |
| Constituency | Peel |
| Personal details | |
| Born | Duncan McLean Marshall September 24, 1872 Elderslie Township, Ontario |
| Died | January 16, 1946 (aged 73) |
| Political party | Liberal (Canada) Liberal (Alberta) |
Duncan McLean Marshall (September 24, 1872 – January 16, 1946) was a Canadian journalist, publisher, rancher and politician in the provinces of Ontario and Alberta.
Marshall represented the electoral district of Olds in the Legislative Assembly of Alberta, and served in the Cabinets of Premiers Alexander Cameron Rutherford, Arthur Sifton, and Charles Stuart as Alberta's second Minister of Agriculture from 1909 to 1921. Marshall later served as an Ontario Member of Provincial Parliament in Ontario for the electoral district of Peel, and was appointed to the Cabinet of Premier Mitchell Hepburn, serving as the Ontario's Minister of Agriculture from 1934 to 1937. Marshall was then appointed to the Senate of Canada in 1938, serving as a Senator from Ontario until his death in 1946.