in 1798, kraus married georg lämmerhirt (1763-1813), court council, and son of a teacher and organist. lämmerhirt received his education in göttingen in evangelical theology, but made a career as an administrator. kraus was the younger talented sister of german composer joseph martin kraus (1756-1792). her grandson, karl friedrich schreiber (1864-1933) was the first german biographer of joseph martin kraus. she died on 24 may 1838 at erbach im odenwald.