A Waltz Around St. Stephen's Tower (Ein Walzer um den Stephansturm, also known by its original Austrian title Sylvia und ihr Chauffeur) is a romantic comedy and musical operetta film directed by J.A. Hübler-Kahla. The film is celebrated for its lighthearted presentation of Viennese charm, music, and romance.

The story follows Princess Sylvia von Polonska (Olga Tschechowa), a wealthy Polish widow who travels to Vienna to locate and adopt her late husband's illegitimate daughter. Upon arriving, she encounters a series of turbulent and comedic misunderstandings.