Forest can refer to:
- A large area predominately populated by trees, or, historically, an area set aside for hunting; see forest and rain forest
- A type of graph.
- Several places:
- Forest, Belgium
- Forest, Fond du Lac County, Wisconsin, United States
- Forest, North Yorkshire, North Yorkshire, United Kingdom
- Forest, North Lanarkshire, North Lanarkshire, United Kingdom
- Forest, Ohio, United States
- Forest, Pembrokeshire, Pembrokeshire, United Kingdom
- Forest, Richland County, Wisconsin, United States
- Forest, St. Croix County, Wisconsin, United States
- Forest, Vernon County, Wisconsin, United States
- Forest, Virginia, United States