J
- Steve Jablonsky (b.1970) —Transformers, The Island, Steamboy
- Richard Jacques
- Mick Jagger (b.1943) —Invocation of My Demon Brother, Alfie
- Jaidev
- Shankar Jaikishan
- Ravindra Jain
- Bob James (b.1939) —Taxi, Daniel
- Malek Jandali
- Chas Jankel
- Enzo Jannacci (b.1935) —Seven Beauties
- Werner Janssen
- Jean Michel Jarre
- Maurice Jarre (1924–2009) —Lawrence of Arabia, Doctor Zhivago, Topaz, Dead Poets Society
- Michael Jary
- Maurice Jaubert
- Harris Jayaraj
- Wyclef Jean
- Jeet
- Merrill Jenson
- Zhao Jiping
- Antonio Carlos Jobim (Tom Jobim)
- Adan Jodorowsky (b.1979) —Echek, Teou
- Alejandro Jodorowsky (b.1929) —El Topo, The Holy Mountain
- Barði Jóhannsson (b. 1975) —Reykjavík-Rotterdam, Fíaskó, new music for the silent film Häxan
- Jóhann Jóhannsson
- Elton John
- Johnson
- J. J. Johnson
- Laurie Johnson
- Nathan Johnson
- Arthur Johnston
- Bobby Johnston
- Jim Johnston
- Brian Jones
- Dan Jones
- John Paul Jones
- Quincy Jones (b.1933) —In Cold Blood, In the Heat of the Night, The Color Purple, Roots
- Quincy Jones III
- Tim Jones (b. 1971) —The Forsaken, Chuck, Karla
- Raymond Jones
- Ron Jones
- Trevor Jones (b.1949) —The Dark Crystal, Dark City, Mississippi Burning, The Last of the Mohicans
- Lakshman Joseph de Saram - Bel Ami, Between Two Worlds
- Peter Joseph
- Richard Joseph
- Michael Josephs
- Don Julian (1937–1998) —Savage!, Shorty the Pimp
- David Julyan —Memento, The Descent, The Prestige
- Junkie XL (b.1967) —DOA: Dead or Alive, SSX Blur, Need for Speed: ProStreet
- Walter Jurmann
- Patrick Juvet
Read more about this topic: List Of Film Score Composers