Work: 3 Volkslieder, WoO 11: 2. Abendlied (c. 1838)
Composer: Felix Mendelssohn (1809–1847)
Work: Messa da Requiem: Agnus Dei
Composer: Giuseppe Verdi (1813–1901)
Work: Moravian Duets, Op. 32: 3. Dyby byla kosa nabróšená (The Slighted Heart)
Composer: Antonín Dvorák (1841–1904)
Work: Moravian Duets, Op. 38: 1. Možnost (Hoping in Vain)
Work: La Dolorosa: Duet
Composer: José Serrano (1873–1941)
Work: Un sogno di un uomo ridicolo (Three Duets for Violin and Viola)
Composer: Ennio Morricone (1928–2020)
Work: Colloque
Composer: Francis Poulenc (1899–1963)
Work: Der fliegende Holländer: Act II. Duet (unspecified)
Composer: Richard Wagner (1813–1883)
Work: The Lily of Killarney: The Moon has raised her Lamp above
Composer: Julius Benedict (1804–1885)
Work: Tannhäuser: Dich treff ich hier
Work: Tannhäuser: Gepriesen sei die Stunde
Work: 3 Gedichte, Op. 29: 1. Ländliches Lied
Composer: Robert Schumann (1810–1856)
Work: Four Duets, Op. 28
Composer: Johannes Brahms (1833–1897)
Work: La sonnambula: Act I. Son geloso del zeffiro errante
Composer: Vincenzo Bellini (1801–1835)
Work: Duets
Composer: David Gottlieb
Work: Twenty-five Irish Songs: Sweet power of song, WoO 152, No. 2
Composer: Ludwig van Beethoven (1770–1827)
Work: Madama Butterfly: Act II. Scuoti quella fronda de ciliego
Composer: Giacomo Puccini (1858–1924)
Work: Im wunderschönen Monat Mai
Composer: Fanny Mendelssohn (1805–1847)
Work: Cavalleria rusticana: Stornello di Lola
Composer: Pietro Mascagni (1863–1945)
Work: Luisa Miller: Duet (unspecified)
Work: Duettsatz
Composer: Paul Hindemith (1895–1963)
Work: El dúo de La africana: No cantes más La africana
Composer: Manuel Fernández Caballero (1835–1906)
Work: Five Duets: Jaegerlied, Op. 66, No. 4
Work: 4 Duette, Op. 34: 4. Familien-Gemälde
Work: Wilt thou be gone, love?
Composer: Stephen C. Foster (1826–1864)
Work: Jägerlied, D. 204
Composer: Franz Schubert (1797–1828)
Work: Philemon und Baucis: Entflohn ist nun der Schlummer
Composer: Joseph Haydn (1732–1809)
Work: Lieder-Album für die Jugend, Op. 79: 18. Frühlingslied
Work: Aida: Fu la sorte dell'armi a' tuoi funesta, povera Aida
Work: Duet No. 3 For Viola And Cello
Composer: Bernard Ernest Neuwirth (1950–)
Work: Le prophète: Bertha and Fides duet (Act IV)
Composer: Giacomo Meyerbeer (1791–1864)
Work: Lützows wilde Jagd, D. 205
Work: Belisario: Duet
Composer: Gaetano Donizetti (1797–1848)
Work: Israel in Egypt, HWV 54: The Lord is My Strength
Composer: George Frideric Handel (1685–1759)
Work: Aida: Act IV, Scene 1. Già i sacerdoti adunansi (Amneris, Radamès)
Work: La Nostalgica
Composer: Horacio Laguna
Arranger: Yas–Cortés Duet
Work: Jesu, der du meine Seele, BWV 78: 2. Aria (duet): Wir eilen mit schwachen doch emsigen Schritten
Composer: Johann Sebastian Bach (1685–1750)
Work: 5 Duets, Op. 66: 3. Am Strande
Work: Pastorale
Composer: Camille Saint-Saëns (1835–1921)
Work: The Magic Flute, K. 620: Act I. Bei Männern, welche Liebe fühlen
Composer: Wolfgang Amadeus Mozart (1756–1791)
Work: Die lustige Witwe: Duet
Composer: Franz Lehár (1870–1948)
Work: La forza del destino: Act IV. In vano Alvaro
Work: La forza del destino: Act II. Or siam soli ... È fermo il voto?
Work: 4 Ariettas and a Duet, Op. 82: 4. L’amante impatiente (c. 1809)
Work: Der Opernball, Op. 40: Geh’n wir ins Chambre séparée
Composer: Richard Heuberger (1850–1914)
Work: La leyenda del beso: Amor, mi raza sabe conquistar
Composer: Juan Vert (1890–1931)
Work: Les soirées musicales: 10. La pesca (c. 1830 - 1835)
Composer: Gioachino Rossini (1792–1868)
Work: Mountain Peaks, Op. 48
Composer: Anton Rubinstein (1829–1894)
Work: La bohème: Act IV. O Mimì tu più non torni
Work: Mignon: Duet (unspecified)
Composer: Ambroise Thomas (1811–1896)
Work: Il Guarany: Sento una forza
Composer: Carlos Gomes (1836–1896)
Work: Die lustige Witwe: The Merry Widow Waltz
Work: I Lombardi alla prima crociata: Teco io fuggo
Work: I puritani: Duet (unspecified)
Work: Lucia di Lammermoor: Act II. Il pallor funesto, orrendo
Work: Liquid Dialogues
Composer: Richard Lavenda (1955–)
Work: Pagliacci: Act I. Silvio! A quest'ora
Composer: Ruggero Leoncavallo (1857–1919)
Work: La Gioconda: Bella così, madonna
Composer: Amilcare Ponchielli (1834–1886)
Work: L'elisir d'amore: Act I. Chiedi all'aura lusinghiera
Work: Tarentelle, Op. 10, No. 2 (c. 1873)
Composer: Gabriel Fauré (1845–1924)