Born in Sofia, Bulgaria, Irina Kalderon has studied singing and piano from the age of five. She received her music and voice training in the Conservatories of Sofia, Jerusalem and Luxembourg, with teachers such as Lilith Verhelst, Véronique Nosbaum, Mariette Lenz, Luisa Mauro, Bibiana Goldenthal and Ayala Sicron. Irina has been a member of the “Sequenda” and “CAPE” Opera Studios in Luxembourg and is a laureate of numerous masterclasses with musicians, such as Maria‑Cristina Kiehr, Sara Mingardo, Roberto Balconi, Barbara Frittoli, Sophy Pathy, Enza Ferrari, Umbero Finazzi, Elena Filipova, Diego Mingolla, Gerlinde Sämann and Emmanuelle de Negri.
She specialises in Baroque and chamber music repertoire of the 20th and 21st centuries. Her agile high coloratura soprano has featured in opera productions as La fée, le Rossignol and la Bergère (L’enfant et les sortilèges), Carolina (Il matrimonio segreto), Olympia (Les Contes d’Hoffmann), Sandrina (La finta giardiniera), Pamina (Die Zauberflöte), Adina (L’elisir d’amore), Norina (Don Pasquale), Gretel (Hänsel und Gretel) and Calisto (La Calisto). In 2025 she appears in Dido and Aeneas (Belinda) in London, L’incornazione di Poppea (Drusilla) in France and L’enfant et les sortilèges in Luxembourg.
Irina performs regularly with her Baroque ensemble “Les Promenades” (cembalo, recorder, viola de gamba and voice) across Luxembourg and Europe, interpreting French, German, Italian and English Baroque repertoire.