| Osborne Ozzy |
4 |
| Oscar |
7 |
| Oscar And The Wolf |
13 |
| Oscar Benton |
13 |
| Oscar Brand |
23 |
| Oscar Brown Jr. |
8 |
| Oscar Brown, Jr. |
2 |
| Oscar Chávez |
4 |
| Oscar D' Leon |
2 |
| Oscar D'Leon |
2 |
| Oscar D'León |
12 |
| Oscar D`leon |
4 |
| Oscar De La Hoya |
4 |
| Oscar Hammerstein |
12 |
| Oscar Harris |
2 |
| Oscar Isaac |
2 |
| Oscar Peterson |
17 |
| Oscar Peterson feat. Benny Carter, Ray Brown and Clark Terry |
2 |
| Oscar Rose |
3 |
| Oscar Zia |
11 |
| Oscar and The Wolf |
17 |
| Oscar de la Hoya |
3 |
| Osculum Infame |
2 |
| Osdorp Posse |
14 |
| Oshea |
2 |
| Oshen |
8 |
| Oshima Hiroyuki feat. Katakiri Rekka |
2 |
| Osibisa |
9 |
| Osira |
2 |
| Osiris |
6 |
| Oskar Benton |
2 |
| Oskar Linnros |
14 |
| Osker |
22 |
| Oskorri |
3 |
| Oslo Ess |
2 |
| Oslo Gospel Choir |
10 |
| Oslo Parks |
2 |
| OsmanStarkov |
26 |
| Osmanov |
5 |
| Osmi putnik |
2 |
| Osmond Brothers |
4 |
| Osmond Donny |
2 |
| Osmonds |
6 |
| Oso Closo |
4 |
| Ossian |
31 |
| Ost |
12 |
| Ost & Kjex |
3 |
| Ost Devdas |
2 |
| Ost Up (Остап) |
3 |
| Ost+Front |
31 |