The soprano Haydee Dabusti was born in Argentina. She started her musical career at Columbus Theatre Institute, where the singer accomplished vocal training with the teacher Teresa Serantes and took acting lessons with Eduardo Rodríguez Arguibel. She studied Italian at Dante Alighieri Association and took piano lessons at Franz Liszt Conservatory . Her repertory masters were Reinaldo E. Censabella, Catalina Hadis and Dante Ranieri. At present, she improves her repertory with Susana Cardonnet.
Haydee Dabusti sang at the major argentine theatres such as Columbus Theatre, Argentine Theatre of La Plata, Avenida Theatre, Roma Theatre of Buenos Aires, Margarita Xirgu Theatre and the Comunal Theatre of Bahía Blanca. And she also sang abroad at Pablo Tobón Uribe Theatre (Colombia), the Comunal Theatre of Temuco (Chile) and Lima ´s Segura Theatre (Peru).
In 2001, the soprano was the protagonist of “La Traviata” in Colombia and personified the title role of “Manon Lescaut” at Roma Theatre of Buenos Aires.
During 2002, she sang “Aida” in Manufactura's Papelera Auditorium and participated in the opera “Ballo in maschera” at Roma Theatre of Buenos Aires.

With a whole argentine company of outstanding singers, in 2003, she performed the demanding role of “Norma” at Avenida Theatre (Buenos Aires).

Along 2004, Dabusti interpreted the famous role of “Norma” again at the Comunal Theatre of Temuco (Chile). During the same year, she sang in the production of the opera “Don Carlo” at Belgrano´s Auditorium (Buenos Aires) and took the main role of “Tosca” in the centenary of Roma Theatre.

In October 2005, she sang in “La Walkyria” and “La Zapatera prodigiosa” at Columbus Theatre and personified “Tosca” at Avenida Theatre.

During 2006, the soprano featured in the opera “Andrea Chénier”, which took place at Argentine Theatre of La Plata, and was invited by “Bel Canto Association” to be the protagonist of “Madama Butterfly” at Lima ´s Segura Theatre (Peru). Along this year, she also performed “Aida” at the Comunal Theatre of Bahía Blanca and interpreted the role of “Senta” in  the opera “El buque fantasma” at Columbus Theatre.

At the beginning of 2007, the soprano opened the opera ´s seasons at Argentine Theatre of La Plata, Avenida Theatre and Mar del Plata ´s Auditorium with the title roles of “Norma”, “Aida” and “Tosca” respectively.

Recently, she interpreted “Tosca” at the Comunal Theatre of Bahía Blanca, performed the main role of “Gioconda” at Roma Theatre of Buenos Aires and personified “Abigaille” in a concert version of “Nabucco” at Belgrano ´s Auditorium.

She win the prize as the Best Feminine Singer 2007 with José Cura, the Best  Masculine Singer 2007. This award was given by the Argentine Musical Critics Association.

In 2008, she opened the opera ´s season at Teatro Argentino de la Plata with the title rol of "Tosca" ( Puccini). Now, her first musical arregement is "Norma", Bellini ´s masterpiece, with Rosario ´s Opera and The Circle Theatre Coproduction.
In june, she sings Abigaille ("Nabucco", de Verdi), a concert version, at Teatro Auditorium de Mar del Plata. Moreover, in august, she  perform "Manon Lescaut (Puccini) in the century of Teatro Municipal Rafael de Aguiar, in San Nicolás city. And, she  sings the role of Abigaille again at Teatro Argentino de la Plata in october.