In 1951 she married pianist Dieter Zechlin, and the marriage lasted until 1972 when the couple divorced.
Beginning in 1990, she was a member of the DDR Academy of Arts, Berlin and served as vice president of that organization.
She was an active conductor, harpsichordist and organist, and received numerous awards for her work.
Her students included Gerd Domhardt, Thomas Böttger and Georg Katzer.
Ruth Zechlin died in Munich in 2007, aged 81, and her estate is owned by the State Library in Berlin.