Westendorf is a municipality and village in the Kitzbühel district of the Austrian state of Tyrol. It lies in the Brixental valley, about 13.7 km west of Kitzbühel and 12 km southeast of Wörgl.
The community is a popular ski resort and also draws summer visitors, particularly for excursions and walking tours. It was first mentioned in documents in 1234 and comprises 21 village parts.