Güglingen (German: [ˈɡyːɡlɪŋən] ^ⓘ) is a town in the district of Heilbronn in Baden-Württemberg in southern Germany. It is situated 18 km southwest of Heilbronn.

Güglingen is situated in a valley called Zabergäu in the southwest district of Heilbronn.

Neighbouring towns and municipalities (clockwise): Pfaffenhofen, Eppingen, Brackenheim, Cleebronn (all of the district of Heilbronn) and Sachsenheim (Ludwigsburg (district)).

The town Güglingen consists of Güglingen itself (4254 inhabitants), with its subdivisions Eibensbach (1035) and Frauenzimmern (922). Total: 6211 (June 30, 2005).

In the Stone Age the communal land of Güglingen was settled in the time of the Romans and Celts. In 2002, two Mithras sanctuaries have been discovered and dug up. By the previous finds it is guessed that the Roman settlement had a surface of 10 hectare.

The village Güglingen was probably founded in the 4th or 5th century and was mentioned documentary in 1188 by a document of emperor Frederick Barbarossa for the first time. In 1295 at the latest the village received town rights. In the early 14th century the town changed to Württemberg. During the German Peasants' War 1525 it was the centre of the rebellion in the Zabergäu. Several fires about 1850 brought about destruction. After World War II the previous agricultural town changed into a trade and industry site.

The history of Eibensbach is closely connected with the castle Blankenhorn built 1220 in the south of the village. Already in the 17th century the castle just was a ruin. During the Hohenstaufen the village belonged to this castle. Until 1808 the village belonged to the department Güglingen, after it was independent and was incorporated to the town Güglingen on January 1, 1975.

Frauenzimmern was first mentioned documentary as Cimbern on December 19, 794. The name of this village goes back to the convent Marienthal existing from 1245 until 1442. Frauenzimmern was incorporated to Güglingen on July 1, 1971.