Medal of Merit for National Defence Medal Za Zasługi dla Obronności Kraju
Obverse and reverse of the brown medal
Type	Three class medal
Awarded for	Meritorious activities to strengthen military power of the country.
Country	Poland
Presented by	Minister of National Defence
Eligibility	Polish military personnel and civilian employees of the military
Established	21 April 1966
Ribbon bar for the gold medal Ribbon bar for the silver medal Ribbon bar for the bronze medal
Precedence
Next (higher)	Medal of the Armed Forces in the Service of the Fatherland
Equivalent	Polish Army Medal
Next (lower)	Medal for Merit to the Police
Related	Long Service Medal

The Medal of Merit for National Defence (Polish: Medal Za Zasługi dla Obronności Kraju) is a decoration of the Ministry of National Defence of Poland. Established 21 April 1966 and revised in 1991, the medal recognizes meritorious service which strengthens the military of the Republic of Poland. Members of the Polish military and civilian employees are eligible for this medal.^[1] The equivalent award that is presented to foreign nationals is the Polish Army Medal.