| Club: | Borussia Dortmund |
| Season: | 2005–06 |
| Manager: | Bert van Marwijk |
| Stadium: | Westfalenstadion |
| League: | Bundesliga |
| League Result: | 7th |
| Cup1: | DFB-Pokal |
| Cup1 Result: | First round |
| League Topscorer: | Ebi Smolarek (13) |
| Season Topscorer: | Ebi Smolarek (13) |
| Pattern La1: | _bvb0506h |
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| Prevseason: | 2004–05 |
| Nextseason: | 2006–07 |
During the 2005–06 German football season, Borussia Dortmund competed in the Bundesliga.
Another mediocre season saw Dortmund repeat last season's seventh-place finish, albeit with nine fewer points.
Squad at end of season[1]
See main article: 2005–06 Bundesliga.
See main article: 2005–06 DFB-Pokal.