| Order of Defence Merit | |
| Presenter: | Brazilian Armed Forces |
| Type: | State Order |
| Eligibility: | Members of the Brazilian Armed Forces or civilians and foreign armed forces and civilians |
| Awarded For: | Relevant service to Brazilian Military |
| Established: | 10 June 2002 |
| Image2 Size: | 106px |
The Order of Defence Merit is an award of the Brazilian Military, established on 10 June 2002 by decree No. 4263. The order is presented in five grades and recognizes distinguished service and exceptional contributions to Brazil by members of the Brazilian Military and the armies of friendly nations as well as civilians, and, less common, to organizations and institutions.
The five grades are Grand Cross, Grand Officer, Commander, Officer, and Knight.