| Lambton | |
| Settlement Type: | Municipality |
| Motto: | Le jour viendra (French) "The day will come" |
| Pushpin Map: | Canada Southern Quebec |
| Pushpin Map Caption: | Location in southern Quebec |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Estrie |
| Subdivision Type3: | RCM |
| Subdivision Name3: | Le Granit |
| Established Title1: | Constituted |
| Established Date1: | December 23, 1976 |
| Leader Title: | Mayor |
| Leader Name: | Ghislain Bolduc |
| Leader Title1: | Federal riding |
| Leader Name1: | Mégantic—L'Érable |
| Leader Title2: | Prov. riding |
| Leader Name2: | Mégantic |
| Area Total Km2: | 124.70 |
| Area Land Km2: | 108.45 |
| Population Total: | 1630 |
| Population As Of: | 2021 |
| Population Density Km2: | 15 |
| Population Blank1 Title: | Pop 2016-2021 |
| Population Blank1: | 0.8% |
| Population Blank2 Title: | Dwellings |
| Population Blank2: | 1143 |
| Timezone: | EST |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Postal Code Type: | Postal code(s) |
| Postal Code: | G0M 1H0 |
| Blank Name: | Highways |
| Blank Info: | |
| Area Code: | 418 and 581 |
Lambton is a municipality of about 1600 people in Le Granit Regional County Municipality in the Estrie region of Quebec, Canada.
Lambton is mostly rural and agricultural area with some business on the two main roads in town.
The main roads connecting Lambton are Route 108 and Route 263.