Robert Henry Halbert (October 31, 1870 – October 11, 1943) was a Canadian agrarian activist and politician. He was president of the United Farmers of Ontario from 1915 to 19181 and was elected to the House of Commons of Canada in a 1919 by-election as an independent candidate in Ontario North. He was re-elected in the 1921 federal election as a United Farmers of Ontario MP and subsequently joined the caucus of the Progressive Party of Canada. He was defeated in the 1925 federal election in Muskoka—Ontario.
| By-election on Mr. Sharpe's death, 9 December 1919 | |||||
| Party | Candidate | Votes
| |||
|---|---|---|---|---|---|
| Independent | Robert Henry Halbert | 3,662 | |||
| Progressive | Neil D. Mackinnon | 3,477 | |||
| 1921 Canadian federal election: Ontario North | ||||||||
|---|---|---|---|---|---|---|---|---|
| Party | Candidate | Votes | ||||||
| Progressive | Robert Henry Halbert | 3,919 | ||||||
| Conservative | Neil Donald McKinnon | 3,772 | ||||||