| Club: | Brøndby |
| Season: | 2012–13 |
| Chairman: | Sten Lerche |
| Mgrtitle: | Head coach |
| Manager: | Auri Skarbalius |
| Stadium: | Brøndby Stadium |
| League: | Danish Superliga |
| League Result: | 9th |
| Cup1: | Danish Cup |
| Cup1 Result: | Semi-finals |
| League Topscorer: | Simon Makienok (15) |
| Season Topscorer: | Simon Makienok (16) |
| Highest Attendance: | 21,186 vs Nordsjælland (16 May 2013) Superliga |
| Lowest Attendance: | 0 vs AGF (1 April 2013) Superliga vs SønderjyskE (14 April 2013) Superliga |
| Average Attendance: | 9,166 |
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| Pattern La2: | _blueshoulders |
| Pattern Ra2: | _blueshoulders |
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| Prevseason: | 2011–12 |
| Nextseason: | 2013–14 |
The 2012–13 season is Brøndby's 32nd consecutive season in the top flight of Danish football, 23rd consecutive season in the Danish Superliga, and 47th year in existence as a football club.
See main article: 2012–13 Danish Superliga.
See main article: 2012–13 Danish Cup.