Thur may refer to:
- Thur (France), a river in Alsace, France
- Thur (Rhine), a river in East Switzerland
- Thursday, as an abbreviation
- Thur., taxonomic author abbreviation for French botanist Gustave Thuret (1817–1875)
- Thür, a municipality in Rhineland-Palatine, Germany
See also
- Thar (disambiguation)
- Thor (disambiguation)
- Tur (disambiguation)