| Official Name: | Fengersfors |
| Pushpin Map: | Sweden Västra Götaland#Sweden |
| Subdivision Type: | Country |
| Subdivision Name: | Sweden |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Åmål Municipality |
| Subdivision Type2: | County |
| Subdivision Name2: | Västra Götaland County |
| Subdivision Type1: | Province |
| Subdivision Name1: | Dalsland |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.97 |
| Population As Of: | 31 December 2010 |
| Population Total: | 345 |
| Population Density Km2: | 356 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 58.9833°N 40°W |
| Blank Name: | Climate |
| Blank Info: | Dfb |
Fengersfors is a locality situated in Åmål Municipality, Västra Götaland County, Sweden with 345 inhabitants in 2010.
Fengersfors was originally named Lisefors after the wife of industrialist Christopher Sahlin, Anna Lisa. The name was changed to Fengersfors by industrialist Johan Fenger-Krog.
Fengersfors is an industrial community where iron, pulp, and paper have been produced. Fengersfors bruk (mill) was closed down in 1978, and since 2003, the site has been used for arts and crafts and small businesses, primarily within the framework of the artists' cooperative Not Quite.