Ludwig Mittelhammer was a member of the Bavarian Theatre Academy August Everding. His vocal training was enriched by masterclasses with Dietrich Fischer-Dieskau, Brigitte Fassbaender, Ann Murray, and Edith Wiens. The multiple award-winning baritone has performed at renowned venues such as the Frankfurt Opera, the Staatstheater Nürnberg, and the Munich Staatstheater am Gärtnerplatz. His repertoire includes roles such as Schaunard (La Bohème), Figaro (Il barbiere di Siviglia), Herr Fluth (Die lustigen Weiber von Windsor), Danilo (Die lustige Witwe), Papageno (Die Zauberflöte), Albert (Werther), Peter Besenbinder (Hänsel und Gretel), and the title role in Ernst Krenek's Jonny spielt auf. He also appeared as Falke (Die Fledermaus) at the New National Theatre in Tokyo.

In the 2024-2025 season, Mittelhammer will perform Papageno in a new production at the Vienna Staatsoper conducted by Bertrand de Billy. Additionally, he will sing Belcore in L’Elisir d’Amore, as well as Albert in Werther and Dr. Falke in Die Fledermaus at the Staatstheater am Gärtnerplatz in Munich.

As a concert soloist, Ludwig Mittelhammer is in demand with prestigious orchestras and conductors, including the Orchestre de Paris (Jaap van Zweden), the Swedish Radio Symphony Orchestra (Daniel Harding), the Orquesta Nacional de España (David Afkham), the Orquesta de València (Alexander Liebreich), the Cleveland Orchestra, and the Vienna Philharmonic (Franz Welser-Möst).

He has given song recitals in venues such as Wigmore Hall in London, the Cologne and Essen Philharmonics, the Vienna Konzerthaus, the Boulez Hall in Berlin, the Brucknerhaus in Linz, at Bayerischer Rundfunk in Munich, at the Kissinger Sommer Festival, and at the Schubertiade in Hohenems. His first solo album, featuring songs by Schubert, Medtner, and Wolf, was released in 2019 by Berlin Classics.