| Official Name: | Loon River First Nation |
| Native Name: | Makwa Sipiy |
| Settlement Type: | Reserve / Settlement |
| Pushpin Map: | Canada Alberta |
| Pushpin Label Position: | none |
| Pushpin Map Caption: | Location of Loon Lake in Alberta |
| Pushpin Mapsize: | 220 |
| Subdivision Type: | Country |
| Subdivision Name: |  Canada |
| Subdivision Type1: | Province |
| Subdivision Type2: | Census division |
| Subdivision Name2: | No. 17 |
| Government Type: | Unincorporated |
| Leader Title: | Chief |
| Leader Name: | Bernadette Noskiye |
| Timezone: | MST |
| Utc Offset: | −7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −6 |
| Coordinates: | 56.5375°N -115.3917°W |
| Elevation M: | 525 |
| Website: | http://loonriver.net |
Loon Lake is a First Nations settlement within the Loon Lake 235 Indian reserve in northern Alberta, Canada. It is located on the eastern shore of the lake, west of Highway 88. It has an elevation of 525m (1,722feet).
The settlement is located in census division No. 17 and in the federal riding of Fort McMurray-Athabasca. The settlement and the Indian reserve are part of the Loon River First Nation.