Paul Gaugler studied at the Strasbourg Conservatory, his native town, and graduated at the Paris National Superior Conservatory for Music and Dance. Afterwards he joined the Academies of Ambronay and Royaumont. Winner of Vincenzo Bellini and Armel Opera competitions, he made his debut as Duca di Mantova from Rigoletto (Pilsen Opera, Szeged National Theater).

This season 22/23 he sings Petite Messe solennelle with the Müncher Symphoniker conducted by Lucie Leguay for the opening of season of Invalides in Paris; Radamès in Aïda (Opéra national de Chisinau); Pollione at the side of Catherine Hunold in Norma (Festival Opus Opera); Don José in Carmen (Rencontres Musicales du Château d'Ainay-le-Vieil); the title role from Les Contes d’Hoffmann (Nancy Opéra Passion and Théâtre de Saint-Dizier); the title role Le Pauvre Matelot by Milhaud with two companies (ARCAL, compagnie nationale; Les Rencontres Lyriques de Genève)… He also performs in recital at the Victoria Memorial Hall in Calcutta.

Paul Gaugler also records for the cinema, the soundtrack of the film Ténor, 2022.

He is Don José in Carmen (Lviv National Opera); recreates the heroic title role Dante by Benjamin Godard (Saint-Étienne Opera house). He sings Pollione from Norma (Chisinau National Opera). He is Faust from La Damnation de Faust (Glyndebourne Festival cover; Compiègne Imperial Theater). He is Don José from Carmen (Lviv National Opera, Saint-Paul-de-Vence Festival). He sings Bacchus from Ariadne auf Naxos (Royaumont).  He performs Boris from Kat'a Kabanova (European tour, awarded Best Lyrical Production by the Professional Critics Union). Hoffmann from Les Contes d'Hoffmann (Nuits du Mont Rome Festival); Gounod’s Faust (La Seine Musicale, Paris; Poznan Opera House; Festival de Linières); He tackles the role of Siegfried in an adaptation of the Ring (Reims Opera House, Athénée Théâtre Louis-Jouvet, Paris). He is Janik, hero of Janacek's Diary of the One who Disappeared (Arcal tour, Île-de-France Festival).

He also sang: Harlekin from Der Kaiser von Atlantis (Aix-en-Provence Grand Theater), Tamino from Die Zauberflöte (Cannes Palace of Festivals); Octavio in L'Europe galante (Ambronay Festival, Vichy, Besançon, San Sebastián opera houses); Spakos from Cléopâtre by Massenet (Salle Cortot, Paris); Thésée from Ariane by Massenet (Louvre Oratoire, Paris); Junger Diener from Elektra and Ganiet from The Demon by Rubinstein (Bordeaux national opera house); Brabantischer Edler from Lohengrin (Montpellier national opera house); Heinrich der Schreiber from Tannhäuser (Rouen opera house).

He creates opera roles: Victor from Guru by Laurent Petitgirard (Szczecin opera house); Charles/Selim from Les Sacrifiées by Thierry Pécou (Arcal tour, Rouen, Massy, Reims opera houses…).

In concert, he sings Verdi's Requiem and Beethoven's 9th Symphony (Saint-Etienne Opera house); La Petite Messe solennelle (Münchner Symphoniker, Les Invalides, Paris); Stravinsky’s Threni (Bastille opera amphitheater); the Dvorak Requiem (Lviv National Philharmonic); as well as galas (Lviv Philharmonic, Shanghai Symphony Hall, Bastia opera house, Institute of France etc.). He performs in Recital (Lviv National Philharmonic, Bordeaux national opera house etc.).

Paul Gaugler has worked with conductors: Gaspard Brécourt, Sylvain Cambreling, Ivan Cherednichenko, William Christie, Paul Daniel, Ayrton Desimpelaere, Pierre Dumoussaud, Nicolas Krauze, Lucie Leguay, Mihhail Gerts, David Molard-Soriano, Laurent Petitgirard, Rudolf Piehlmayer, David Reiland, Michael Schønwandt and stage directors: Róbert Alföldi, Nicola Berloffa, Dmitry Bertman, Alain Bézu, David Bobée, André Engel, Christian Gangneron, Louise Moaty, Julien Ostini, Jean-Romain Vesperini, Halyna Volovetska, Justin Way…

He is invited as a language (French) and vocal coach. Also he is regularly invited as a jury in conservatories and competitions.

Regularly Paul Gaugler participates in humanitarian musical projects (Council of Europe; CALMS-Les Voix solidaires; Artistes en Action; UNESCO, support of Ukraine…).