clubs sportifs
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Okapi Alost | Organisation | 11 | 1.2 |
| Okayama Yunogo Belle | Type De Sport | 9 | 0.2 |
| Okinawa Sv | Type De Sport | 8 | 0.0 |
| Okjetpes Kökşetaw | Type De Sport | 27 | 0.4 |
| Oklahoma City Fc | Type De Sport | 11 | 2.7 |
| Okocimski Ks Brzesko | Type De Sport | 6 | 0.2 |
| Okwahu United | Type De Sport | 6 | 0.3 |
| Olaria Atlético Clube | Type De Sport | 18 | 0.9 |
| Olbia 1905 | Type De Sport | 18 | 2.1 |
| Old Carthusians Football Club | Type De Sport | 20 | 1.9 |
| Old Christians Club | Organisation | 9 | 2.8 |
| Old Etonians Football Club | Type De Sport | 25 | 14.1 |
| Old Grangonian Club | Organisation | 2 | 0.0 |
| Old Road Football Club | Type De Sport | 4 | 0.3 |
| Old Wesley Rfc | Organisation | 2 | 0.2 |
| Oldham Athletic Afc | Type De Sport | 45 | 18.4 |
| Oldpark F.c. | Type De Sport | 2 | 0.0 |
| Olimp-dolgoproudny | Type De Sport | 8 | 0.2 |
| Olimpia Bucarest | Type De Sport | 13 | 0.7 |
| Olimpia Elbląg | Type De Sport | 11 | 0.9 |
| Olimpia Grudziądz | Type De Sport | 11 | 0.6 |
| Olimpia Koło | Type De Sport | 3 | 0.3 |
| Olimpic Tachkent | Type De Sport | 11 | 0.3 |
| Olimpija Rīga | Type De Sport | 11 | 0.2 |
| Olimpik Donetsk | Type De Sport | 33 | 5.1 |
| Olmaliq Fk | Type De Sport | 23 | 0.1 |
| Olse Merksem Handbal Club | Organisation | 3 | 0.0 |
| Olympia Club de Bruxelles | Type De Sport | 5 | 1.0 |
| Olympia F.c. | Type De Sport | 3 | 0.1 |
| Olympia Hengelo | Organisation | 3 | 0.2 |
| Olympiacos Sfp | Organisation | 19 | 0.0 |
| Olympiakos Chalkidas | Type De Sport | 4 | 0.5 |
| Olympiakos Nicosie | Type De Sport | 31 | 4.4 |
| Olympiakós (basket-ball Féminin) | Organisation | 5 | 0.9 |
| Olympic Charleroi | Type De Sport | 18 | 10.4 |
| Olympic Football Club de Niamey | Type De Sport | 15 | 0.7 |
| Olympic Moustakbel Arzew | Type De Sport | 4 | 3.4 |
| Olympic Nice Natation | Organisation | 6 | 3.1 |
| Olympic Real de Bangui | Type De Sport | 11 | 2.6 |
| Olympic Youssoufia | Type De Sport | 7 | 1.4 |
| Olympic de Moroni | Type De Sport | 2 | 0.1 |
| Olympique | Type De Sport | 1 | 0.8 |
| Olympique Akbou | Type De Sport | 7 | 0.0 |
| Olympique Basket Club | Organisation | 1 | 0.4 |
| Olympique Charleville Prix Ardenne Métropole | Type De Sport | 1 | 0.0 |
| Olympique Club Agaza Omnisports | Type De Sport | 11 | 2.9 |
| Olympique Club D'alger | Organisation | 1 | 1.2 |
| Olympique Club Renaissance du Congo | Organisation | 6 | 1.5 |
| Olympique Club des Avirons | Type De Sport | 2 | 0.0 |
| Olympique D'alès | Type De Sport | 20 | 37.2 |