| ID | Name | Type |
|---|---|---|
| #10550 | Oliver Frey | + |
| #22614 | Oliver Fritsch | + |
| #10551 | Oliver Johnson | + |
| #10552 | Oliver Joncker | + |
| #22621 | Oliver Kurtz | + |
| #10553 | Oliver Wallner | + |
| #10554 | Olivetti | ? |
| #19673 | Olivier Corviole | + |
| #20599 | Olivier Devue | + |
| #20466 | Olivier Gutron | + |
| #10555 | Olivier Lepape | + |
| #20589 | Olivier Malinur | + |
| #10556 | Olivier Picciotto | + |
| #20575 | Olivier Turpin | + |
| #18544 | Olli Hihnalla | + |
| #21770 | Oloturia | P |
| #17585 | Oltrosoft | S |
| #10557 | Olympic Software | Z |
| #10559 | Omega Boek | ? |
| #10560 | Omega Games | Z |