Kobie van Rensburg (born on 23 May 1969 in Johannesburg) is a South African tenor and opera director.
Van Rensburg studied singing with Werner Nel at the Northwest University of South Africa, and law and international politics at Potchefstroom University for Christian Higher Education. He made his debut in 1991 at the age of 20 as Belmonte in Mozart's Die Entführung aus dem Serail for the Roodeport City Opera. In 1996, he started an engagement at the Gärtnerplatztheater in Munich. Since the year 2000 van Rensburg has been working regularly with the Lautten Compagney Berlin (director: Wolfgang Katschner). With this ensemble he staged Monteverdi's L'Orfeo and published three recordings. Since 2011 van Rensburg collaborates with a different emsemble for Ancient and New Music, called "così facciamo". With them he staged Handel’s Ariodante. He sang his first name part in Mozart's Idomeneo in 2006 for the New York Metropolitan Opera. Van Rensburg's repertoire focuses on Baroque music.
However, he has also made his mark in song and Lied interpretation, focusing on English Baroque composers (i.e. Dowland, Byrd, Purcell), as well as German composers Beethoven, Schumann and Schubert, among others.