| Full name | Lille Olympique Sporting Club |
| Nickname(s) | Les Dogues |
| Short name | LOSC |
| Founded | 23 September 1944; 77 years ago |
| Ground | Stade Pierre-Mauroy |
| Capacity | 50,186 |
| Owner | Merlyn Partners SCSp |
| President | Olivier Létang |
| Head coach | Jocelyn Gourvennec |
| League | Ligue 1 |
| 2020–21 | Ligue 1, 1st of 20 (champions) |
Lille OSC
