| Cody Johnson | Country musicPop | 5 |
| Cardi B | PopRapDance musicElectronic music | 36 |
| Ciara | R'n'BPop | 5 |
| Calvin Harris | PopDance musicR'n'BElectronic music | 17 |
| Clean Bandit | Electronic musicDance musicPop | 9 |
| Giulio Caccini | Classic | 1 |
| Camila Cabello | PopRapSoulR'n'BDance musicElectronic music | 22 |
| Cole Swindell | Country musicBalladPop | 7 |
| Chris Stapleton | Country musicPopPop RockSoundtrack | 9 |
| Cher | FolkPopPop RockSoft rock | 11 |
| For King & Country | Pop | 2 |
| Chris Janson | Country music | 2 |
