| Link | Location |
|---|
| Pat O'Brien | Minneapolis-United Health, Minnesota, Stati Uniti |
| Regis O'Neill | Minneapolis-United Health, Minnesota, Stati Uniti |
| Julian Ofenstein | Munich, Germania |
| Diane Ogg | Minneapolis-United Health, Minnesota, Stati Uniti |
| Grzegorz Olender | Wroclaw, Polonia |
| Majbritt Sylvest Olsen | Copenhagen, Danimarca |
| Ryan Orndorf | Minneapolis-United Health, Minnesota, Stati Uniti |
| Liz Orsini | Minneapolis-Optum & United Health, Minnesota, Stati Uniti |
| Radek Orszewski | Wrocław, Polonia |
| Petrucci Oscar | Milan, Italia |
| Vladimir Ostapenko | Minsk, Bielorussia |
| Darcy Osterhaus | Hartford, Connecticut, Stati Uniti |
| Marty Otten | Minneapolis-Optum & United Health, Minnesota, Stati Uniti |
| Thomas Otto | Munich, Germania |
| Jochen Otzelberger | Munich, Germania |
