Keutschach am See (Slovene: Hodiše ob jezeru) is a municipality in the district of Klagenfurt-Land in the Austrian state of Carinthia.

The municipality lies in a glacial valley between the Wörthersee Lake and Mt.

It lies on the east bank of the Keutschacher See, about 15 km (9.3 mi) west of the state capital, Klagenfurt.

The municipality of Keutschach am See consists of the following cadastral communities: Keutschach (Hodiše), Plescherken (Plešerka), and St. Nikolai (Šmiklavž); while further subdivided into populated places (with population in brackets as of 1 January 2022).

In the early 16th century, the dynasty had a Renaissance castle erected, which later was replaced by a nearby Baroque building, called the "New Castle" (Neues Schloss), finished in 1679 and rebuilt under the Orsini-Rosenberg noble family in the 18th century.