| Link | Location |
|---|---|
| Elisabeth Orthuber | Munich, Germany |
| Jesper Ørting | Hobro, Denmark |
| Angela Ortiz | Phoenix - Chandler, Arizona, United States |
| Natalie Ortiz | Redlands, California, United States |
| Sebastian Ortlepp | Munich, Germany |
| Alex Ortner | London, United Kingdom |
| Markus Ortner | Nürnberg, Germany |
| Henrik P Orvin | Gråsten, Denmark |
| Ron Osawa | Hong Kong, Hong Kong |
| Ikenna Osayi | Berlin, Germany |
| James Osborn | London, United Kingdom |
| Daniel Osborne | London, United Kingdom |
| Taito Oshima | Tokyo, Japan |
| Kenji Oshio | Tokyo, Japan |
| Elisey Oshlokov | Москва, Russia |
