| Club: | Gamba Osaka |
| Season: | 2012 |
| Manager: | José Carlos Serrão Masanobu Matsunami(from 26 March) |
| Mgrtitle: | Manager |
| Chairman: | Kikuo Kanamori |
| Chrtitle: | Chairman |
| League: | J. League |
| League Result: | 17th |
| Cup1: | Emperor's Cup |
| Cup1 Result: | Quarter-final |
| Cup2: | J. League Cup |
| Cup2 Result: | Quarter-final |
| Cup3: | AFC Champions League |
| Cup3 Result: | Group stage |
| Pattern La1: | _gamba_osaka_domestic_home_11 |
| Pattern B1: | _gamba_osaka_domestic_home_11 |
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| Pattern Sh1: | _gamba_osaka_domestic_home_11 |
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| Shorts1: | 000000 |
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| Pattern La2: | _gamba_osaka_2nd_11 |
| Pattern B2: | _gamba_osaka_2nd_11 |
| Pattern Ra2: | _gamba_osaka_2nd_11 |
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| Prevseason: | 2011 |
| Nextseason: | 2013 |
The 2012 Gamba Osaka season is Gamba Osaka's 20th season in the J. League Division 1 and 26th overall in the Japanese top flight. It also includes the 2012 J. League Cup, 2012 Emperor's Cup, and the 2012 AFC Champions League.
See main article: 2012 J. League Division 1.
See main article: 2012 J. League Cup.
See main article: 2012 Emperor's Cup.
See main article: 2012 AFC Champions League.