- Internationale
- Interval
- Intonation
- Intrada
- Introduction
- Introduction and Allegro
- Introit
- Invention
- Inversion
- Invertible Counterpoint
- Invitation to the Dance
- Invocation
- Iolanthe, or The Peer and the Peri
- Ionisation
- Iphigénie en Aulide
- Iphigénie en Tauride
- Iris
- Irma la Douce
- Irmelin
- Islamey
- Islamey
- Isle de Merlin, L'
- Isle Joyeuse, L'
- Isle of the Dead, The
- Isorhythm
- Israel in Egypt
- Israel Symphony
- Israel, Brian M.
- Istar Variations
- It Had to Be You
