- Jeux à vendre (2010-12), 20:00alto flute, clarinet, violin, cello and piano
- Jeux de cordes (1995-96), 15:00string quartet
- Jeux de scène «fantaisie-hommage à Richard Wagner» (1976), 15:00flute, oboe, cello, 2 pianos and percussion
- Jeux de société (1981), 28:00amplified wind quintet and amplified piano
- La joie éclatante des jeunes époux (1999), 13:0016 musicians
- Jomo (1979)trombone, percussion and fixed medium
- Jonas dans la baleine (2014), 15:00The Pipe and processing
- piano, violin, viola and cello
- Journal (1977)soprano, alto, tenor, bass, mixed chorus and percussion
- violin, processing and video
- J’suis snob (1955), 4:00
- Jua Kali (2015), 10:00
- Jubiabá (1963)chorus
- Juegos de mariposas (2009)
- Juillet (2012), 18:37videomusicvideo
- Julio organum Julii (1968)narrator and organ
- June 2nd Movement (2012-13), 11:00guitar, viola, saxophone and piano
- Justine et les machines (2021)
