A variant in which the saint is characterized as Saint Cecilia is in the Sekundär Gallery, Kunsthistorisches Museum, Vienna (D. S. Pepper, Guido Reni, 1984, p.221, 'Studio Variant'; Die Gemäldegalerie des Kunsthistorischen Museums in Wien. Verzeichnis der Gemälde, 1991, p.100 and pl.146)