- Andante Cantabile (2003), 4:00piano
- Andante Sostenuto (2013), 10:002 pianos
- Anerca (1961, 63)soprano, flute, clarinet, bassoon, harp, percussion, violin, viola and cello
- Angakok (1995)flute (flute in
G ), clarinet, bass clarinet, horn, harp, percussion, viola and double bass - L’ange casseur [concert version] (2002-05)musical dramasoprano and chamber orchestra
- Angel of Retribution (2020), 2:00Cycle: 2 Minutes From Home
- The Angels Share (2019), 15:00
- ondes Martenot and percussion
- L’Angoisse des machines (1989)Javanese gamelan
- Les animaux de personne (1997), 15:002 sopranos, 2 altos, 2 tenors and 2 basses
- Les animaux de tout le monde (2002), 6:00soprano, alto, tenor and bass
- Animus II (1968)soprano, 2 percussions and fixed medium
- Anthèmes II (1997), 24:00violin and processing
- Anti-Kairos (2021-22), 45:00percussion quartet and 8-40 amateur percussionists
- Anti-Kairos (2021-22), 45:00Arr. Sandeep Bhagwati, 2023 [original work]percussion ensemble with live score, and live electronics
- Antifonia (1974)flute, 2 bassoons and 2 percussions
- Anubis-Nout (1983), 13:00contrabass clarinet
- Anytime (2003)2 soprano saxophones, 2 alto saxophones and 4 percussions
- aphotic zone (2008), 1:00pianoCycle: One Minute More
- Apocryphal Graffiti (2000), 16:00clarinet and small ensemble
- Apparent Motions (2002), 20:00string ensemble, celesta, 2 pianos and percussion
- Apparition: La lune s’attristait des séraphins, L53 (1884), 3:47
- Appel, 5:48
- Appel (1990), 10:00orchestra
- L’appel de Kondiaronk (2000)harbour symphonyharbour ensemble (boat horns, two locomotives)
- Appel-rappel (1987), 5:004 horns, 4 trumpets, 2 trombones, 2 tubas and 4 percussions
- Apprehension, 3:00
- L’apprentissage du silence (2009)
