Frieder Bernius (born 22 June 1947) is a German conductor, the founder and director of the chamber choir Kammerchor Stuttgart, founded in 1968. They became leaders for historically informed performances. He founded the Stuttgart festival of Baroque music, "Internationale Festtage Alter Musik", in 1987, and is a recipient of the Edison Award (1990), Diapason d'Or (1990) and the Order of Merit of the Federal Republic of Germany (1993).