Format: 2024
Born in Derry/Londonderry, Northern Ireland; Conor holds a B.A in Music from Newcastle University and a Master’s degree in Scoring for Film and Visual Media from Pulse College/DIT, Dublin.

Vincent O’Brien remains best known as the first singing teacher of Irish celebrities John McCormack and Margaret Burke Sheridan; in fact, James Joyce was his pupil, too.

John O'Brien is a composer, conductor and director from Cork.

Breffni O’Byrne was born in Ireland in 1988.

Since his first BBC commission at age 25 (Concertino for 12 Players) Kevin O’Connell has completed a continuous succession of commissions including four operas and numerous orchestral and

Composer and performer Neil O Connor has been involved in experimental & electro-acoustic music for the past two decades and has performed extensively in Ireland, Europe, Australia, Asia and th

Simon O’Connor has studied composition under Donnacha Dennehy, Roger Doyle and Kevin Volans. He is also an award-winning graphic designer.

American-born composer and cellist Adele O’Dwyer was trained in the USA where she studied with Leonard Chausow, Zara Nelsova, Antony Cooke, Raya Garbousova and Martha Gerschefski.

Dublin composer Dr Anne-Marie O’Farrell has a substantial output of works for orchestra, mixed choir, solo vocal, chamber and instruments to her name.

Sarah O’Halloran is an artist in residence at George Washington University in Washington D.C. She is also a doctoral candidate in Composition and Computer Technology at the University of Virginia.

Barry O’Halpin is a composer and performer based in Dublin, merging approaches and formative influences from contemporary classical, experimental rock, electronic music and jazz contexts.

Eoin O’Keeffe grew up in Clonmel, Ireland. As a member of his local youth band, he played clarinet and later trumpet, before spending some time as conductor and arranger.


This section introduces the music of Irish composers of the twentieth and twenty-first centuries. It is intended as a good starting point for anyone not familiar with Irish contemporary music.

Each composer's page provides a photo, a biography, most recent works added to CMC's collection and other information. You can also purchase CDs and scores by each composer, access features about the composers, or view any upcoming events which include their music.

An Irish composer is defined as anyone who was born or is permanently resident in the Republic of Ireland or Northern Ireland. 

For any Irish composers interested in registering with CMC, please see our guidelines on how to apply.