Born in Udine, Italy, she began her musical path as a violinist before graduating with a Master’s degree in Opera from the Conservatorio “J. Tomadini.” She later earned a second Master’s degree in Lied & Oratorio at the MDW University in Vienna under the guidance of KS Krassimira Stoyanova, who continues to be her mentor.

Her upcoming engagements include her debut as Aminta in Vivaldi’s L’Olimpiade at Teatro Mario del Monaco (Treviso).

In 2025, she made her debut as Donna Elvira in Mozart’s Don Giovanni with TU Orchester Wien and performed in the modern oratorio Ode an das Leben by Kurt Schmid with the Savaria Symphonic Orchestra in Vienna. In the same year, she appeared in concert at the Innsbruck Festwochen. She was a finalist in Elīna Garanča’s ZukunftsStimmen Competition and appeared in Bulgaria at the Ruse March Music Days Festival, as well as in a charity concert at Vienna’s Borromäus Saal, singing Haydn’s Scena di Berenice with the VielHarmoniker Orchestra.

In 2024, she received a Special Prize at the Cesti Competition and sang the title role in the modern premiere of Fux’s Regina Saba, conducted by Stefan Gottfried at the Austrian Academy of Sciences, earning the Fux Prize. That same year, she was selected for the Accademia Vivaldi at the Fondazione Giorgio Cini in Venice.

Gaja Vittoria has also collaborated with the University of Sydney on the international research project Belcanto Rediscovered, contributing to the Beautiful Singing in Vienna symposium. Her work focused on emulating historical recordings to better understand and revive 19th-century vocal aesthetics and performance practices.

Equally passionate about art song and opera, Gaja Vittoria has presented themed recital programs with pianist Alessandro Del Gobbo, including De Mulieribus: donne, streghe e sirene and Souvenirs d’Europe, at festivals such as Carniarmonie, Festival Internazionale di Musica Sacra, Mittelcult, and Filosofia in Città.

In 2021, she joined the Rossini in Wildbad Festival Academy and sang Despina in a cinematic version of Così fan tutte directed by Mauro Trombetta. She made her stage debut as Despina at Teatro Savoia in Campobasso in 2020. In 2019, she performed Susanna (Le nozze di Figaro) at Teatro Comunale di Pergine Valsugana, Giannetta (L’elisir d’amore) with Piccolo Opera Festival FVG and Jerusalem Opera, covered the role of Isabella (L’inganno felice) at the Panicale Opera Festival, and sang Serpina (La serva padrona) at Cantiere all’Opera.