| | Leonard Warren, Frank Black & The RCA Victor Orchestra | Battle Hymn of the Republic | |
| | Giuseppe Valdengo, Leonard Warren, Lorenzo Alvary & The Metropolitan Opera Orchestra | Simon Boccanegra: Che dicesti? | |
| | Renato Cellini, Zinka Milanov, Leonard Warren, Fedora Barbieri, Nicola Moscona, Margaret Roggero, Paul Franke, Nathaniel Sprinzena, Jussi Björling, Robert Shaw, The RCA Victor Orchestra & Robert Shaw Chorale | Il Trovatore: Deserto Sulla Terra | |
| | The Metropolitan Opera Orchestra, Fausto Cleva, Leonard Warren & Charles Anthony | Andrea Chénier : Quadro III - " Or io rinnnego il santo grido! " | |
| | Pierre Monteux, Orchestra of the Rome Opera, Rosanna Carteri & Leonard Warren | La traviata, Act II: Morrò! La mia memoria | |
| | Leonard Warren, Zinka Milanov, Nell Rankin, Kurt Baum, The Metropolitan Opera Orchestra & Fausto Cleva | Il trovatore, Act IV: Prima che d'altri vivere (Live) | |
| | Jussi Björling, Stella Roman, Leonard Warren, The Metropolitan Opera Chorus, Emil Cooper, The Metropolitan Opera Orchestra, Lodovico Oliviero, John Baker, Giacomo Vaghi, Margaret Harshaw & Inge Manski | Il trovatore: Act IV: Udiste? Come albeggi (Conte, Leonora) | |
| | Giuseppe Valdengo, Leonard Warren, Giuseppe di Stefano, The Metropolitan Opera Chorus, Regina Resnik, Licia Albenese, Lorenzo Alvarez, Martha Lipton, Cloe Elmo, Fritz Reiner & The Metropolitan Opera | Falstaff: Act I: Sei polli: sei scellini (Falstaff) | |
| | Renato Cellini, The RCA Victor Orchestra, Nathaniel Sprinzena, Arthur Newman, Paul Ukena, Robert Shaw Chorale, Erna Berger & Leonard Warren | Rigoletto, Act II: Zitti, zitti | |
| | Leonard Warren, Hilda Gueden, Eugene Conley, Marietta Muhs, William Wilderman & Norman Treigle | Rigoletto - Act Three: E La Il Vostr'Uomo... | |
| | Renato Cellini, The RCA Victor Orchestra, Erna Berger & Leonard Warren | Rigoletto, Act IV: Lassu in cielo | |
| | Orchestra E Coro Del Teatro Metropolitan Di New York & Dimitri Mitropoulos | E lucean le stelle (feat. Renata Tebaldi, Richard Tucker, Leonard Warren, Salvatore Beccaloni & Alessio De Paolis) | |
| | The RCA Victor Orchestra, Leonard Warren & Victoria de los Ángeles | I Pagliacci: Sei là? | |
| | Gladys Swarthout, Licia Albanese, Leonard Warren, Charles Kullman, Wilfrid Pelletier, The Metropolitan Opera Chorus & The Metropolitan Opera Orchestra | Carmen: Act IV - 'Adieux cuartos' | |
| | Leonard Warren, Morris Levine, Studio Orchestra & Studio Chorus | The Drunken Sailor | |
| | Renato Cellini, Jussi Björling, Zinka Milanov, Leonard Warren, Fedora Barbieri, Margaret Roggero, Nicola Moscona, Paul Franke, Nathaniel Sprinzena, Robert Shaw, The RCA Victor Orchestra & Robert Shaw Chorale | Il Trovatore: Non M'Inganno | |
| | Leonie Rysanek, Leonard Warren, The Metropolitan Opera Orchestra & Erich Leinsdorf | Macbeth, Act I: Il pugnal là riportate (Live) | |
| | Leonard Warren | Mother O'mine | |
| | Erich Leinsdorf, Leonard Warren, Zinka Milanov & Rome Opera Orchestra | Tosca, Act II: Tosca, finalmente mia! | |
| | Erich Leinsdorf, Leonard Warren, Leonie Rysanek, Jerome Hines, Carlo Bergonzi & The Metropolitan Opera Orchestra | Macbeth: Chi v'impose unirvi a noi? | |
| | Leonard Warren, Erich Leinsdorf, The Metropolitan Opera Orchestra & Leonie Rysanek | Macbeth, IGV 18, Act III: "Ove son io?... Fuggiro!" (Macbeth, Lady Macbeth) | |
| | Leonard Warren, The RCA Victor Orchestra & Frank Black | Songs of Kipling: Gunga Din (Arr. Frank Black) (Recorded 1951) | |
| | Jonel Perlea, Zinka Milanov, Fedora Barbieri, Jussi Björling, Leonard Warren, Boris Christoff, Plinio Clabassi, Mario Carlin, Bruna Rizzoli, Rome Opera Orchestra & Rome Opera Chorus | Aida: Su! del Nilo al sacro lido | |
| | Leonard Warren | The Drunken Sailor | |
| | Leonard Warren, Studio Chorus, Morris Levine & Studio Orchestra | Shenandoah (arr. T. Scott for baritone and orchestra) | |
| | Renato Cellini, Jussi Björling, Zinka Milanov, Leonard Warren, Fedora Barbieri, Nicola Moscona, Margaret Roggero, Paul Franke, Nathaniel Sprinzena, Robert Shaw, The RCA Victor Orchestra & Robert Shaw Chorale | Il Trovatore: Vivrà! Contende il giubilo | |
| | The Metropolitan Opera Orchestra, Erich Leinsdorf, The Metropolitan Opera Chorus & Leonard Warren | Macbeth, Act 4, Scene 3: Perfidi! All'anglo contro me v'unite! | |
| | Leonard Warren, Nicola Moscona, The Metropolitan Opera Chorus, Cesare Sodero, The Metropolitan Opera Orchestra & John Dudley | Lucia di Lammermoor, IGD 45, Act I: "Il tuo dubbio è ormai certezza" (Enrico, Normanno, Raimondo, Coro) | |
| | Leonard Warren | Mother O'mine | |
| | Leonard Warren, The Metropolitan Opera Orchestra & Fritz Stiedry | La forza del destino, Act III: Urna fatale del mio destino (Live) | |
| | Leonard Warren, The Metropolitan Opera Chorus, The Metropolitan Opera Orchestra & Fausto Cleva | Il trovatore, Act II: Per me ora fatale (Live) | |
| | Leonard Warren & Renato Cellini | Falstaff: Act 1. Scene 1. Amen. - Cessi L'antifona! | |
| | Giuseppe di Stefano, The RCA Victor Orchestra & Leonard Warren | La Bohème: O Mimi, tu piu non torni | |
| | Fernando Corena, Leonard Warren, The Metropolitan Opera Chorus, Fausto Cleva, Belen Amparan & The Metropolitan Opera Orchestra | Andrea Chénier, IUG 1, Act III: "Demouriez, traditore e giacobino" (Mathieu, Coro, Gérard, Madelon) | |
| | Leonard Warren, Leonie Rysanek, Erich Leinsdorf & The Metropolitan Opera Orchestra | Macbeth, Act I: Sappia la sposa mia | |
| | Orchestre et choeurs du Theatre de la Scala de Milan, Antonino Votto, Mario del Monaco, Renata Tebaldi & Leonard Warren | Othello: Act II | |
| | Mario del Monaco, Leonard Warren, Victoria de los Ángeles, The Metropolitan Opera & Fausto Cleva | Otello: "Mia Madre Avea una Povera Ancella", "Ave Maria" | |
| | Leonard Warren, Hilda Gueden, Eugene Conley, Marietta Muhs, William Wilderman & Norman Treigle | Rigoletto - Act Two: Mio Padre!-Dio! Mia Gilda! | |
| | Richard Tucker, Leonard Warren, Fritz Stiedry & The Metropolitan Opera Orchestra | La Forza del Destino: Act III: No, d'un imene il vincolo | |
| | Jonel Perlea, Zinka Milanov, Fedora Barbieri, Jussi Björling, Leonard Warren, Boris Christoff, Plinio Clabassi, Mario Carlin, Bruna Rizzoli, Rome Opera Orchestra & Rome Opera Chorus | Aida: Nel fiero anelito de nuova guerra | |
| | Helen Jepson, Ezio Pinza, Leonard Warren, Richard Crooks, Wilfrid Pelletier, The Metropolitan Opera Chorus & The Metropolitan Opera Orchestra | Faust: Act II: Scene & Recitative: C'est ici? | |
| | Leonard Warren | Otello: Credo in un Dio crudel | |
| | Italo Tajo, The RCA Victor Orchestra, Leonard Warren & Renato Cellini | Rigoletto: Signor? Va, non ho niente | |
| | Erich Leinsdorf, Leonard Warren, Mario Carlin & Rome Opera Orchestra | Tosca, Act II: O galantuomo | |
| | Fritz Busch, Leonard Warren, Ramon Vinay & The Metropolitan Opera | Otello Act 3: A terra!... e piangi! | |
| | Orchestra E Coro Del Teatro Metropolitan Di New York & Dimitri Mitropoulos | Pagliaccio: Mio marito... Pagliaccio non son (feat. Mario Del Monaco, Lucine Amara, Leonard Warren, Mario Sereni & Charles Anthony) | |
| | Leonard Warren, Erna Berger, Jan Peerce, Nan Merriman, Robert Shaw Chorale, Renato Cellini & The RCA Victor Orchestra | Rigoletto: Ch'io gli parli | |
| | Leonard Warren, Roberta Peters, William Wilderman, Eugenio Fernandi, Margaret Roggero, The Metropolitan Opera Orchestra & Fausto Cleva | Rigoletto, Act III: M'odi, ritorna a casa… (Live) | |
| | Leonard Warren, Metropolitan Symphony Orchestra, The Metropolitan Opera & Erich Leinsdorf | Macbeth, Act III: Che fate voi, misteriose donne | |
| | Leonard Warren, Nicola Moscona, The Metropolitan Opera Chorus, Cesare Sodero, Thelma Votipka, The Metropolitan Opera Orchestra, Lily Pons, Alessio De Paolis & James Melton | Lucia di Lammermoor, IGD 45, Act I: "Hai tradito il ciel" (Edgardo, Enrico, Arturo, Coro, Raimondo, Lucia, Alisa) | |
