| Link | Location |
|---|---|
| Antero Oliveira | Porto, Portugal |
| Catia Oliveira | London, United Kingdom |
| Ricardo Oliveira | Lisbon, Portugal |
| Thorsten Oliver Kalnin | Cologne, Germany |
| Mark Oliver | Plymouth, Michigan, United States |
| Robert Oliver | San Francisco, California, United States |
| Teresa Oliver | Zaragoza, Spain |
| Damla Olkun | Munich, Germany |
| Chris Ollieuz | London, United Kingdom |
| Martin Olligschlaeger | Cologne, Germany |
| Frank Olsen | Copenhagen, Denmark |
| Jan B. Olsen | Copenhagen, Denmark |
| Steffen Olsen | Oslo, Norway |
| Malte Olsson | Hamburg, Germany |
| Joanna Olszewska | Poznań, Poland |
