2011 · David Parry – Giannattasio, Lee, Cook

1998 · Richard Bonynge – Migenes, Carl, Van Allan

1974 · Elio Boncompagni – Rinaldi, Garaventa, Mazzini

1973 · Alfredo Silipigni – Gencer, Taddei, Ramey

1972 · Carlo Felice Cillario – Caballé, Carreras, Mazzieri