Linn may refer to:
People
- Linn (surname)
- Linn (given name)
- Carl Linnaeus, abbreviated as Linn.
- Linn da Quebrada, stage name of Brazilian singer, actress, screenwriter and television personality Lina Pereira dos Santos (born 1990)
Places
Germany
- Linn (Gangkofen), a part of Gangkofen in the Rottal-Inn district, Bavaria
- Linn (Massing), a part of Massing in the Rottal-Inn district, Bavaria
- Krefeld-Linn, a part of Krefeld in North Rhine-Westphalia
Scotland
- Linn (ward), an electoral ward in Glasgow
- Linn Park, Glasgow, a park on the outskirts of Glasgow
United States
- Linn, Kansas, a city
- Linn, Mississippi, an unincorporated community
- Linn, Missouri, a city
- Linn, Texas, an unincorporated area and census-designated place
- Linn, West Virginia
- Linn, Wisconsin, a town
- Linn County, Iowa
- Linn County, Kansas
- Linn County, Missouri
- Linn County, Oregon
- Mount Linn, California
- Linn Creek (Fox River tributary), Missouri
- Linn Lake, a lake in Minnesota
- Linn Park, Birmingham, Alabama, an urban park
- Linn Township (disambiguation)
Elsewhere
- Linn, Aargau, a former municipality in the Canton of Aargau, Switzerland
- Linn Mesa, Victoria Land, Antarctica
Businesses
- Linn Energy, a defunct oil and gas company that operated in Western Oklahoma
- Linn Products, a Scottish audio electronics company
- Linn Records, a record label, a division of Linn Products
Other uses
- Linn (geology), in Scotland and northern England a type of water feature
- Waterfall
- Linn tractor, a heavy duty civilian half-track or crawler tractor
- Linn LM-1, the first programmable digital drum machine
- Linn's Stamp News, a weekly newspaper for stamp collectors