
Jason Barry-Smith is an Australian operatic baritone, vocal coach, composer, and arranger. He works with organisations such as Opera Queensland, the Queensland Symphony Orchestra, Seven Network, and the Queensland Youth Choir.

John Donald Mackenzie Brownlee was an Australian operatic baritone. For most of his professional career he was based in Europe and then the United States.

Rhonda Suzanne Burchmore OAM is an Australian entertainer.

John Ewen Cameron was an Australian baritone singer, who made most of his career in Britain. He became known for his portrayal of characters in modern operas by composers from Australia, Britain and continental Europe, and for his recordings with conductors such as Sir Thomas Beecham, Sir Adrian Boult, the young Colin Davis, and particularly Sir Malcolm Sargent.

Peter Coleman-Wright is an Australian baritone from Geelong. He began his career at Glyndebourne Festival Opera, where he sang Guglielmo in Così fan tutte, winning the Touring Prize. Subsequently, he sang Sid in Albert Herring and Demetrius in A Midsummer Night's Dream and Pizzaro in Fidelio.

Roland Macquarie Cunningham was an Australian-born British singer and actor of the late Victorian and Edwardian eras. He began his professional career in comic opera in London in 1895 and appeared briefly with the D'Oyly Carte Opera Company in 1899. In the early years of the next century, he appeared in Edwardian musical comedies in both Britain and America. In 1910, he starred in the long-running original London production of The Chocolate Soldier.

Peter Smith Dawson was an Australian bass-baritone and songwriter. Dawson gained worldwide renown through song recitals and many best-selling recordings of operatic arias, oratorio solos and rousing ballads during a career spanning almost 60 years.

Margreta Elkins AM was an Australian mezzo-soprano. She sang at The Royal Opera and with Opera Australia and other companies, but turned down offers to sing at the Metropolitan Opera, Bayreuth and Glyndebourne. She recorded alongside sopranos such as Maria Callas and Joan Sutherland.
Glenn Kesby is an Australian countertenor, specialising in baroque music.

Eva Theresa Mylott was an Australian contralto opera singer.

Danielle de Niese is an Australian-American lyric soprano. After success as a young child in singing competitions in Australia, she moved to the United States where she developed an operatic career. From 2005 she came to widespread public attention with her performances as Cleopatra in Giulio Cesare at Glyndebourne, England.

James Andrew Olds is an Australian bass. He holds a Masters of Music in Performance from the Guildhall School of Music and Drama, London, and currently performs with Opera Australia at the Sydney Opera House.

Jeffrey Ralph Skitch was an actor, operatic baritone and teacher best known for his performances and recordings with the D'Oyly Carte Opera Company from 1952 to 1965.

Horace Ernest Stevens was an Australian bass-baritone opera singer, army officer during the First World War, singing teacher, and sculler.

Lyndon William Terracini,, is an Australian operatic baritone and since 2009 artistic director of Opera Australia.

Anthony Warlow is an Australian opera and musical theatre performer, noted for his character acting and considerable vocal range. He is a classically trained lyric baritone and has been thrilling audiences with his versatility from the moment he arrived on the theatrical scene. From his debut with the Australian Opera in 1980, he has left an indelible stamp on the industry both at home and abroad.