The Federal Gymnasium for Slovenes (Slovene: Zvezna gimnazija za Slovence, German: Bundesgymnasium für Slowenen) in Klagenfurt, the capital of Carinthia in Austria, is a public coeducational high school (gymnasium, similar to preparatory school) serving primarily community of Carinthian Slovenes.

In 1975, the school moved to the current building located on Ebenthaler Straße, which is now under protection as a historical monument.

The school offers instruction in Slovenian, German, English, and Italian to both Slovene and non-Slovene students interested to enrol.

Number of students are residents of neighbouring municipalities in Slovenia itself.

[2] Slovenian and German are taught in the same duration of school hours.