| Club: | Lyon |
| Season: | 2005–06 |
| Chrtitle: | President |
| Chairman: | Jean-Michel Aulas |
| Ownertitle: | Owner |
| Owner: | OL Groupe |
| Mgrtitle: | Head coach |
| Manager: | Gérard Houllier |
| Stadium: | Stade de Gerland |
| League: | Ligue 1 |
| League Result: | 1st |
| Cup1: | Coupe de France |
| Cup1 Result: | Quarter-finals |
| Cup2: | Coupe de la Ligue |
| Cup2 Result: | Round of 32 |
| Cup3: | Trophée des Champions |
| Cup3 Result: | Winners |
| Cup4: | Champions League |
| Cup4 Result: | Quarter-finals |
| League Topscorer: | Fred (14) |
| Season Topscorer: | Fred (17) |
| Highest Attendance: | 40,300 vs. Real Madrid (13 September 2005) |
| Lowest Attendance: | 29,026 vs. Bastia (21 March 2006) |
| Average Attendance: | 38,535[1] |
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| Prevseason: | 2004–05 |
| Nextseason: | 2006–07 |
The 2005–06 season was the 107th season in the existence of Olympique Lyonnais and the club's 17th consecutive season in the top flight of French football. They participated in the Ligue 1, the Coupe de France, the Coupe de la Ligue, the Trophée des Champions and UEFA Champions League.[2]
See main article: 2005 Trophée des Champions.
See main article: 2005–06 Ligue 1.
See main article: 2005–06 Coupe de France.
See main article: 2005–06 Coupe de la Ligue.
See main article: 2005–06 UEFA Champions League.
See main article: 2005–06 UEFA Champions League knockout stage.