| Official Name: | Rural Municipality of St. Laurent |
| Settlement Type: | Rural municipality |
| Pushpin Map Caption: | Location of Rural Municipality of St. Laurent in Manitoba |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Manitoba |
| Subdivision Type2: | Region |
| Subdivision Name2: | Interlake |
| Established Title: | Incorporated |
| Unit Pref: | Metric |
| Area Land Km2: | 480.15 |
| Population Footnotes: | [1] |
| Population Total: | 1,542 |
| Population As Of: | 2021 |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
| Postal Code Type: | Postal code |
| Area Code Type: | Area codes |
| Area Code: | 204 and 431 |
The Rural Municipality of St. Laurent (fr|Municipalité rurale de Saint-Laurent) is a rural municipality (RM) located in the Interlake Region of Manitoba and has Lake Manitoba as its western boundary and is serviced by Highway 6. The community of St. Laurent lies within its boundaries.
The initial incorporation of the municipality took place on 25 May 1881. It functioned as a Local Government District from 1944 until 1974 when it regained RM status.
In the 2021 Census of Population conducted by Statistics Canada, St. Laurent had a population of 1,542 living in 667 of its 1,260 total private dwellings, a change of from its 2016 population of 1,338. With a land area of, it had a population density of in 2021.[1]