Itter is a municipality in the Kitzbühel District in the Austrian state of Tyrol.

Itter may also refer to:

People Carole Itter (1935–1995), Canadian artist, writer and filmmaker Diane Itter (1946–1989), American fiber artist Gian-Luca Itter (born 1999), German footballer Pascal Itter (born 1995), German footballer

Rivers in Germany Itter (Diemel), a river of Hesse and North Rhine-Westphalia, tributary of the Diemel Itter (Eder), a river of Hesse, tributary of the Edersee Itter (Neckar), a river of Hesse and Baden-Württemberg, tributary of the Neckar Itter (Rhine), a river of North Rhine-Westphalia, tributary of the Rhine

Other Itter Castle, a 19th-century castle in Itter, Tyrol Düsseldorf-Itter, an urban borough of Düsseldorf, Germany Ittre (Dutch: Itter), a Walloon municipality, Belgium Itter Brass, a brass quintet from the Netherlands