Isabella Abbonizio is an Italian classical guitarist and musicologist based in New York City. Her passion for music manifested early in her life and brought her to pursue both instrumental and theoretical studies. After studying at the G. B. Martini Music Conservatory of Bologna (Italy) she graduated cum laude in musicology, and earned a Ph.D. from Tor Vergata University of Rome. She is currently a Visiting Scholar at New York University's Centre for European and Mediterranean Studies.

As a guitarist Isabella studied under the guidance of Griselda Ponce de Leòn and attended master classes with Paulo Bellinati, Roland Dyens, Piero Bonaguri, Frédéric Zigante, Martha Masters and Joao Luiz from the Brazilian Guitar Duo. She performs both as soloist and in chamber ensembles. Isabella is a member of the Contemporanea Guitar Duo (I. Abbonizio/J. Olson) and a former member of the Brooklyn Guitar Quartet (with L. Frandsen, C. Cuestas, J. Miller). Her repertoire is focused on 20th and 21st century music and she premiered a number of works for guitar.

As a musicologist, she realized the first extensive analysis on the guitar works of Maurice Ohana (1913-1992), published in the journal Il Fronimo. Her current research interests focus on 20th century Italian and French music, colonial/postcolonial studies, Italian music and politics, musical exoticism, and music education. Her works are presented at international conferences, including International Society of Musicology IMS, Italian Society of Musicology SIdM, Bristol Conference on 20th century Music and Politics. She gives lectures in academic and cultural institutions, such as New York University and Guitar Foundation of America, and publishes in international scholarly journals.

A professional music and guitar teacher, Isabella has more than ten years of teaching experience at any level, in public and private schools, in Italy and USA. She is also a Royal Conservatory of Music Certified Teacher. A music and guitar advocate, Isabella is co-founder and CEO of DalMaestro, and co-founder and co-artistic director of Lanciano International Guitar Seminar with Michael Newman and Laura Oltman from Newman&Oltman Guitar Duo. She also writes as North American Correspondent for the Italian guitar magazine GuitArt. Isabella plays a Andrea Tacchi guitar.