Lidija Horvat-Dunjko (born 1967 in Varaždin) is a soprano from Croatia and a Docent at the Zagreb Academy of Music. She was awarded the highest Croatian national decoration for her achievement in culture, the Order of Danica Hrvatska with the image of Marko Marulić.
She graduated in the class of professor Zdenka Žabčić–Hesky at the University of Zagreb, where she now teaches.
She played the Queen of the Night in The Magic Flute; Marie, a vivandière in La fille du régiment; Rosina in The Barber of Seville; Gilda in Rigoletto; Blonde in Die Entführung aus dem Serail and created more than thirty successful opera roles in Croatia as well as abroad. She has performed in Paris (Théâtre des Champs-Élysées), Vienna (Musikverein), Toronto (Ryerson Theatre, Massey Hall), Berlin, Munich, Brussels, Dublin, Salzburg, Turin, Venice, Zürich, Geneva, Zagreb, Ljubljana, Buenos Aires (Teatro Colón, Teatro Nacional Cervantes), Madrid, Santiago de Chile, Lisbon, Montevideo, Moscow (Tchaikovsky Hall of the Moscow Conservatory), Johannesburg, Pretoria.