Claus Leininger

Claus Leininger (17 January 1931 – 22 February 2005) was a German stage director in theatre and opera, and an intendant (general manager). He shaped the artistic profile of the Musiktheater im Revier in Gelsenkirchen, nicknamed the Ruhr-Scala during his tenure, and the Hessisches Staatstheater Wiesbaden.

Born in Mannheim, Leininger studied acting and stage directing from 1950 to 1952. He was then engaged at the Nationaltheater Mannheim as an actor and (assistant director). He worked at the from 1956, then at the Theater Freiburg until 1967. He also was involved in a 1970 production of Wolfgang Borchert's Draußen vor der Tür for television, alongside Helmut Rost (TV direction), Klaus Abramowsky, Jens-Uwe Pape, and others (music by . Production: Städtische Bühnen Essen, ZDF).

From 1967 to 1974, he was , leading the play section of the Städtische Bühnen Essen, with Erich Schumacher as director. He held the same position at the Nationaltheater Mannheim until 1977. He was appointed Generalintendant (General Manager) of the Musiktheater im Revier in Gelsenkirchen on the recommendation of conductor Uwe Mund and held the post until 1986. At the beginning of his tenure, he called the singer Carla Henius to form and direct the (Music Theatre Workshop), which was devoted to the presentation of new operas. Leininger's time at the Musiktheater im Revier was described as an era and as the period of the company's highest artistic accomplishment. reflecting the upgrading of cultural offerings in what was essentially an industrial region along the Ruhr river.

When Leininger moved to the Hessisches Staatstheater Wiesbaden as Generalintendant in 1986, Henius followed and directed an institution for new operas there. He was Generalintendant until 1994.