Sankt Leonhard (or St. Leonhard) may refer to the following places:
- in Austria:
- Bad Sankt Leonhard im Lavanttal, in Carinthia
- Sankt Leonhard im Pitztal, in Tyrol
- Sankt Leonhard am Forst, in Lower Austria
- Sankt Leonhard am Hornerwald, in Lower Austria
- Sankt Leonhard bei Freistadt, in Upper Austria
- St. Leonhard in Passeier, in Italy