Rudolf Hans "Kasper" König was a German museum director and curator. He curated exhibitions of works by Claes Oldenburg and Andy Warhol in the 1960s, initiated the Skulptur Projekte Münster in the 1970s, founded the Portikus hall and became a professor at the Städelschule in Frankfurt in the 1980s, and was director of the Museum Ludwig in Cologne from 2000 to 2012.
