John Williams composed the music for the first three Harry Potter films: Harry Potter and the Sorcerer's Stone, Harry Potter and the Chamber of Secrets, and Harry Potter and the Prisoner of Azkaban.

Hedwig's Theme, composed by John Williams, won a Grammy Award for Best Instrumental Composition in 2002.

The Choir of King's College, Cambridge, is the choir that performs in the Hogwarts choir scenes in the films.

"O Fortuna" from Carl Orff's cantata Carmina Burana is featured in Harry Potter and the Prisoner of Azkaban during the scene where Harry, Ron, and Hermione use the Time-Turner.

Alexandre Desplat composed the music for the final three Harry Potter films: Harry Potter and the Deathly Hallows – Part 1, Harry Potter and the Deathly Hallows – Part 2, and Harry Potter and the Cursed Child.

Jarvis Cocker, the lead singer of the band Pulp, provides the vocals for the song "Weird Sisters" in Harry Potter and the Prisoner of Azkaban.

The song "This Is the Night" by The Quibbler plays during the Yule Ball scene in Harry Potter and the Goblet of Fire.

"Lily's Theme" is a recurring theme throughout the Harry Potter soundtracks, and it is most prominently featured in Harry Potter and the Deathly Hallows – Part 2.

Nick Cave sings the song "Something Wicked This Way Comes" in Harry Potter and the Deathly Hallows – Part 1.

The song "Obliviate" is featured in Harry Potter and the Order of the Phoenix during the scene where Hermione obliviates her parents' memories.

Jeremy Soule composed the music for the Harry Potter video games.

The song "Dumbledore's Farewell" is featured in Harry Potter and the Half-Blood Prince during the scene where Dumbledore dies.

Ellie Goulding sings the song "Golden" in Harry Potter and the Deathly Hallows – Part 1.

The song "Hogwarts' March" is featured in Harry Potter and the Sorcerer's Stone during the scene where Harry first arrives at Hogwarts.

James Newton Howard composed the music for the Harry Potter spin-off film Fantastic Beasts and Where to Find Them.