Background
Steingruber-Wildgans, Ilona was born on February 8, 1912 in. Daughter of Heinrich Steingruber and Rosa Kovacs.
Steingruber-Wildgans, Ilona was born on February 8, 1912 in. Daughter of Heinrich Steingruber and Rosa Kovacs.
Member State Opera, Vienna, 1948-1951, from 1957.
Married Friedr.