| Dufferin | |
| Official Name: | Rural Municipality of Dufferin |
| Settlement Type: | Rural municipality |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Manitoba |
| Subdivision Type2: | Region |
| Leader Title: | Reeve |
| Leader Title1: | Councillors |
| Leader Title2: | Office location |
| Established Title1: | Incorporated |
| Established Date1: | November 1, 1890 |
| Area Total Km2: | 916.11 |
| Population Total: | 2,543 |
| Population As Of: | 2021 |
| Population Footnotes: | [1] |
| Population Density Km2: | auto |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
Dufferin is a rural municipality in the province of Manitoba in Western Canada. The separately administered town of Carman lies near its centre.
The R.M. was named after Frederick Hamilton-Temple-Blackwood, 1st Marquess of Dufferin and Ava who was Governor General of Canada (1872–78). The now rural municipality was described as a new settlement in 1874.
In the 2021 Census of Population conducted by Statistics Canada, Dufferin had a population of 2,543 living in 761 of its 806 total private dwellings, a change of from its 2016 population of 2,435. With a land area of, it had a population density of in 2021.[1]