university professor ballet dancer
She studied in London at the Royal Ballet School for one year on a scholarship.
She was prima ballerina of the Stuttgart Ballet and was internationally known as The German Ballerina, She has been teaching at the Hochschule für Musik und Darstellende Kunst Mannheim and directing the ballet ensemble of the Badisches Staatstheater Karlsruhe. She was trained as ballet dancer in Bad Kissingen and in Stuttgart at the ballet school of the Staatstheater Stuttgart. Choreographers John Cranko, Eliot Feld, Marcia Haydée, Jirí Kylián, Kenneth MacMillan, Hans van Manen, John Neumeier, Uwe Scholz, Heinz Spoerli, Glen Tetley and Peter Wright created choreographies for her.
She was known internationally as "die deutsche Ballerina" (The German Ballerina), dancing at the Paris Opéra, Louisiana Scala, with the American Ballet Theatre, the Royal Ballet and the Vienna State Opera, among others
Keil retired from the stage in 1995. She has been director and professor of the Akademie des Tanzes (Academy of Dance) at the Hochschule für Musik und Darstellende Kunst Mannheim, teaching classical ballet, repertory, variations and pas de deux.
She is convinced that a classically trained dancer is able to dance in a wide range of styles. From 2003, Keil has been director of the ballet ensemble of the Badisches Staatstheater Karlsruhe in Karlsruhe, called Staatsballett Karlsruhe from 2013.
In 1961, she became a member of the company Stuttgart Ballet, in 1963 she was appointed soloist by John Cranko.