Sankt Lambrecht is a market town in the district of Murau in the Austrian state of Styria. It lies in the mountainous region of the eastern Alps, within the area covered by the Zirbitzkogel-Grebenzen nature park.
The town is best known for Saint Lambert's Abbey, a Benedictine monastery regarded as one of the most important in Austria. The monastery complex and its gardens form part of the nature park, linking the town's principal historic site to the surrounding protected landscape.