Deon van der Walt (28 July 1958 – 29 November 2005), was a South African tenor. Van der Walt studied at Stellenbosh University and resided at Wilgenhof and made his debut as Jaquino in Beethoven's Fidelio at the Cape Town Opera before he had graduated.

Numerous scholarships and awards allowed him to continue his studies abroad. In 1981, he won the Internationaler Mozartwettbewerb in Salzburg. His first formal engagement took him to Gelsenkirchen's Musiktheater im Revier, then to the Staatsoper Stuttgart and Zurich Opera.