| Official Name: | Jans Bay |
| Settlement Type: | Northern hamlet |
| Pushpin Map: | Saskatchewan |
| Pushpin Map Caption: | Location of Jans Bay in Saskatchewan |
| Coordinates: | 55.147°N -108.099°W |
| Pushpin Label Position: | none |
| Pushpin Mapsize: | 200 |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Saskatchewan |
| Subdivision Type2: | District |
| Subdivision Name2: | Northern Saskatchewan Administration District |
| Subdivision Type3: | Census division |
| Subdivision Type4: | Rural Municipality |
| Leader Title: | Mayor |
| Leader Name: | Joyce Gardiner-Maurice |
| Leader Title1: | Administrator |
| Leader Name1: | Holly Opikokew |
| Leader Title2: | Governing body |
| Leader Name2: | Jans Bay Village Council |
| Leader Title3: | Administrator |
| Area Total Km2: | 5.94 |
| Population As Of: | 2006 |
| Population Total: | 181 |
| Population Density Km2: | 30.5 |
| Timezone: | CST |
| Postal Code Type: | Postal code |
| Postal Code: | S0M 0K0 |
| Area Code: | 306 |
| Blank Name: | Highways |
| Blank Info: | Highway 965 |
| Blank1 Name: | Waterways |
Jans Bay is a northern hamlet in the Canadian province of Saskatchewan. It is on the eastern shore of Canoe Lake and access is from Highway 965.
In the 2021 Census of Population conducted by Statistics Canada, Jans Bay had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 6.09km2, it had a population density of in 2021.[1]