With her first husband, the industrialist Rudolf Hambach, Ziemann had a son named Pierre who died in 1970 at age 16 from cancer. In 1961, Ziemann married Polish novelist Marek Hłasko. In 1969, they divorced. From 1972 until his death in 2001, she was married to her acting colleague Charles Régnier. Ziemann died on 17 February 2020 at the age of 94.
