- Colombia, Mi Encanto (Instrumental) by Lin-Manuel Miranda prod. by Lin-Manuel Miranda
- Coloring Book by The Regrettes
- Come Through by The Regrettes
- Come Together by Echosmith
- Come Together by Gary Clark Jr. prod. by Junkie XL
- Come with Me by Echosmith
- Coming Back for More by Ashlee Simpson prod. by John Shanks
- Coming Home by Avenged Sevenfold
- Contagious (2005) by Avril Lavigne (Unreleased)
- Cooler by Phases prod. by Alex Greenwald
- Cool Kids by Echosmith prod. by Rob Cavallo
- Corrido de Boxeo by Ry Cooder prod. by Ry Cooder
- Could It Be by YUQI (宋雨琦)
- Cowboy Casanova by Carrie Underwood prod. by Mark Bright
- Creature Lives by Mastodon
- Crimson Day by Avenged Sevenfold
- Crossfire by Rag'n'Bone Man prod. by Ben Jackson-Cook & Rag'n'Bone Man
- Cure To The Lonely by Aly & AJ (Unreleased)
- Curl of the Burl by Mastodon
- Curtains Up (Skit) by Eminem prod. by Eminem