| Coat of arms of Walloon Brabant | |
| Middle: | Wapen van Waals-Brabant.svg |
| Middle Caption: | The coat of arms with the old crown for princes |
| Lesser: | Arms of Walloon Brabant.svg |
| Lesser Caption: | Coat of arms without crown |
| Flag of Walloon Brabant | |
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The flag and coat of arms of Walloon Brabant consists of a yellow lion on a black triangle, on a yellow background. The upper right and left corners each contain a red rooster. The lion is the symbol of the duchy of Brabant, while the rooster can also be found in the flag of the Walloon Region.[1]