Bad Tennstedt
Town
Osthöfer Tor.
Coat of arms
Location of Bad Tennstedt within Unstrut-Hainich-Kreis district
Bad Tennstedt Show map of Germany Bad Tennstedt Show map of Thuringia
Coordinates: 51°9′14″N 10°50′14″E / 51.15389°N 10.83722°E / 51.15389; 10.83722
Country	Germany
State	Thuringia
District	Unstrut-Hainich-Kreis
Municipal assoc.	Bad Tennstedt
Government
• Mayor (2022–28)	Jens Weimann[1] (CDU)
Area
• Total	27.27 km2 (10.53 sq mi)
Elevation	172 m (564 ft)
Population  (2022-12-31)[2]
• Total	2,504
• Density	92/km2 (240/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
Postal codes	99955
Dialling codes	036041
Vehicle registration	UH
Website	www.badtennstedt.de

Bad Tennstedt (German: [baːt ˈtɛnˌʃtɛt] ^ⓘ) is a town in the Unstrut-Hainich-Kreis district, in Thuringia, Germany. It is situated 27 km east of Mühlhausen, and 24 km northwest of Erfurt.

The Romantic poet Novalis worked here from 1794 until 1796. During his stay he met Sophie von Kühn, his later fiancée.

• Christoph Schmidt (1629-1676), merchant and alderman, grandfather of Friedrich Gottlieb Klopstock
• Johann August Ernesti (1707-1781), educator, scholar and theologian

• Johann Wolfgang von Goethe (1749-1832), stayed for curative treatments in 1816 Tennstedt, of this now reminds the Goethe House
• Friedrich von Hardenberg (pseudonym Novalis, 1772-1801), was from 1794 to 1796 employed in Tennstedt in Saxon Management Service
• Warren William (1894-1948), American film star of the 1930s with ancestors from Tennstedt