- 1 Olly Murs
- 2 Oliver Tree
- 3 OMFG
- 4 Offset
- 5 Ozzy Osbourne
- 6 Omar Akram
- 7 oskarpianist
- 8 Oliver Scheffner
- 9 Oliver Shanti
- 10 Ozuna
- 11 Otto A. Totland
- 12 ODK Beats
- 13 Oscar Dunbar
- 14 Omah Lay
- 15 Odjbox
- 16 Ozielzinho
- 17 Outasight
- 18 Overwerk
- 19 Omarion
- 20 Otto Knows
- 21 Offer Nissim
- 22 Omar Apollo
- 23 Olamide
- 24 OLWIK
- 25 Oskar Schuster
- 26 Otis Stacks
- 27 Orville Peck
- 28 Olivver the Kid
- 29 Otis Redding
- 30 Ola