clubs sportifs
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Oman Club | Type De Sport | 13 | 0.9 |
| Omitchka Omsk | Organisation | 6 | 1.9 |
| Omiya Ardija | Type De Sport | 39 | 0.0 |
| Omk el Milia | Organisation | 1 | 0.2 |
| Omniworld Almere | Organisation | 3 | 0.2 |
| Omonia Nicosie | Type De Sport | 50 | 7.3 |
| Omr el Anasser | Type De Sport | 8 | 0.5 |
| Omse | Type De Sport | 1 | 0.0 |
| Omónia Aradíppou | Type De Sport | 16 | 0.7 |
| Once Deportivo de Ahuachapán | Type De Sport | 7 | 0.0 |
| Once Municipal | Type De Sport | 7 | 0.0 |
| Ongc F.c. | Type De Sport | 5 | 0.2 |
| Onisilos Sotira | Type De Sport | 10 | 0.0 |
| Ons Sneek | Type De Sport | 6 | 0.5 |
| Ontario Professional Hockey League | Événement | 5 | 0.7 |
| Ontario Rugby Football Union | Événement | 2 | 0.1 |
| Ontario Rugby Union | Organisation | 2 | 0.0 |
| Ontinyent Cf | Type De Sport | 16 | 0.5 |
| Onze Estrelas Boa Vista | Type De Sport | 5 | 0.0 |
| Ook Kolubara | Organisation | 1 | 0.0 |
| Oostendensche Fc | Type De Sport | 2 | 0.6 |
| Operatie '55 Den Haag | Organisation | 5 | 0.0 |
| Operário Ferroviário Esporte Clube | Type De Sport | 16 | 0.4 |
| Operário Futebol Clube | Type De Sport | 18 | 0.6 |
| Operário Futebol Clube Ltda. | Type De Sport | 9 | 0.1 |
| Oppsal If | Organisation | 8 | 0.1 |
| Oprah's Book Club | Organisation | 8 | 0.3 |
| Optic Chicago | Organisation | 2 | 0.0 |
| Optic Gaming | Organisation | 7 | 8.9 |
| Optic Gaming Los Angeles | Organisation | 1 | 0.0 |
| Oran Centre | Type De Sport | 1 | 0.0 |
| Orange County Sc | Type De Sport | 16 | 2.4 |
| Orange de Syracuse | Organisation | 9 | 8.7 |
| Oranje Zwart | Organisation | 4 | 0.1 |
| Orapa United Fc | Type De Sport | 8 | 0.0 |
| Orbit College Football Club | Type De Sport | 4 | 0.0 |
| Ordabasy Chimkent | Type De Sport | 36 | 1.9 |
| Ordizia Rugby Elkartea | Organisation | 8 | 1.2 |
| Ordu Kaboul Football Club | Type De Sport | 10 | 0.8 |
| Orduspor | Type De Sport | 27 | 2.0 |
| Orense Sporting Club | Type De Sport | 9 | 1.3 |
| Organisation Coréenne de Baseball | Organisation | 9 | 1.0 |
| Organisation Professionnelle des Triathlètes | Organisation | 3 | 0.1 |
| Oriental And Pacific Boxing Federation | Organisation | 7 | 2.9 |
| Oriente Petrolero | Type De Sport | 25 | 2.3 |
| Origen (esports) | Organisation | 5 | 0.0 |
| Orihuela Cf | Type De Sport | 16 | 0.4 |
| Orihuela Deportiva Cf | Type De Sport | 7 | 0.1 |
| Orion Football Club | Type De Sport | 3 | 0.2 |
| Orion Futebol Clube | Type De Sport | 3 | 0.0 |