Lotte Ingrisch, birthname Charlotte Gruber (July 20 1930 in Vienna), daughter of Emma and Karl Gruber, is a well known Austrian author and playwright.
From 1949 to 1965, the author was married to the Austrian philosopher Hugo Ingrisch. In 1966, she married Austrian composer Gottfried von Einem (died 1996), for whom she wrote a number of libretti.
During the fifties and sixties, Lotte Ingrisch published some novels under the nom de plume "Tessa Tüvari". From the seventies onward, she became a renowned playwright (stage and radio) and wrote libretti for her husband's operas. A good part of her work has been translated into English, Spanish and other world languages, as shown by worldCat