| Ascot Corner | |
| Settlement Type: | Municipality |
| Pushpin Map: | Canada Southern Quebec |
| Pushpin Map Caption: | Location in southern Quebec |
| Coordinates: | 45.45°N -117°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Estrie |
| Subdivision Type3: | RCM |
| Subdivision Name3: | Le Haut-Saint-François |
| Established Title1: | Constituted |
| Established Date1: | March 28, 1901 |
| Leader Title: | Mayor |
| Leader Name: | Nathalie Bresse |
| Leader Title1: | Federal riding |
| Leader Name1: | Compton—Stanstead |
| Leader Title2: | Prov. riding |
| Leader Name2: | Mégantic |
| Area Footnotes: | [1] |
| Area Total Km2: | 85.20 |
| Area Land Km2: | 81.64 |
| Population Footnotes: | [2] |
| Population Total: | 3368 |
| Population As Of: | 2021 |
| Population Density Km2: | 41.3 |
| Population Blank1 Title: | Pop 2016-2021 |
| Population Blank1: | 6.6% |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 1364 |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Postal Code: | J0B 1A0 |
| Area Code: | 819 |
| Blank Name: | Highways |
Ascot Corner (2021 population 3,368) is a municipality in Le Haut-Saint-François Regional County Municipality in the Estrie region of Quebec.