Harbach is a surname. Notable people with the surname include:
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Barbara Harbach
Barbara Harbach (born February 14, 1946) is a composer, harpsichordist, organist and teacher. Since 2004, she taught music at the University of Missouri-St. Louis. She founded ''Women in the Arts-St. Louis'' to highlight women's work and gain ...
(born 1946), American composer, harpsichordist and organist
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Chad Harbach (born 1975), American writer
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Otto Harbach (1873–1963), American songwriter
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William O. Harbach
William Otto Harbach (October 12, 1919 – December 18, 2017) was an American television producer, director and author. He won four Emmy Awards and a Peabody Award Harbach also produced and directed special events, including eight ASCAP cele ...
(1919-2017), American television producer
{{surname, Harbach