Katja Flint (born 11 November 1959 in Stadthagen, Lower Saxony) is a German actress. She has appeared in over 100 film and television productions since 1982. Among her more notable roles is Marlene Dietrich in the film biopic Marlene (2000).
Born in Germany, Flint grew up in Utah and was married to German actor Heiner Lauterbach between 1985 and 2001, although they already separated in 1991. They have a son named Oscar who was born in 1988. She was in long-term relationships with Bernd Eichinger, a German film-producer, in the 1990s and Peter Handke, an Austrian author, in the early 2000s.