Triebendorf is a former municipality in the district of Murau, in the Austrian state of Styria. It is located in the western part of Styria, within the Murau district, a largely mountainous area of the country.
Since the 2015 Styria municipal structural reform, Triebendorf has been part of the municipality of Murau. Before that reform, it existed as an independent municipality within the same district.