Bernd Klug died on 1975-06-15.
Bernd Klug was born on 1914-12-12.
Johann Christoph Friedrich Klug died in 1856.
Bernd Aldenhoff died in 1959.
Bernd Clüver died in 2011.
Bernd Jakubowski died in 2007.
Bernd Längin died in 2008.
The correct grammar in the question depends on what you are trying to say:Bist Du Frau Klug? - Are you Mrs Klug? (informal)Sind Sie Frau Klug? - Are you Mrs Klug? (formal)Ist sie Frau Klug? - Is she Mrs Klug?
Bernd Schramm died on January 23, 2005.
Bernd Klodt died on May 23, 1996.
Jan Bernd Bicker died in 1812.
Bernd Gallowitsch died on 1983-12-23.
Bernd T. Matthias died in 1980.