- Enrico Caruso (1873-1921), Italian tenor, one of the most celebrated singers of all time.
- Maria Callas (1923-1977), Greek-American soprano, known for her powerful voice and dramatic interpretations.
- Jussi Björling (1911-1960), Swedish tenor, renowned for his beautiful and expressive voice.
- Joan Sutherland (1926-2010), Australian soprano, known for her exceptional coloratura technique.
- Luciano Pavarotti (1935-2007), Italian tenor, one of the most popular opera singers in the world.
- Birgit Nilsson (1918-2005), Swedish soprano, famous for her powerful Wagnerian roles.
- Placido Domingo (born 1941), Spanish operatic tenor, baritone, conductor, and arts administrator.
- Renée Fleming (born 1959), American soprano, known for her lyrical voice and extensive operatic repertoire.
- Montserrat Caballé (1933-2018), Spanish operatic soprano, known for her powerful voice and dramatic interpretations.