This paper analyzes how changes the South Korean’s magnanimity and closeness of North Korean refugees by over time, and overall analyses what the factors influencing it included both socio-demographic characteristics and personal conviction, based on the 2014 Survey on National Identity in South Korea. Because South Korean have attitude of North Korea as positive than as negative more high magnanimity and closeness of North Korean refugees, must be educated to accept North Korean refugees of the Korean people. Analysis result of Man than woman more high magnanimity and closeness of North Korean refugees same preceding research’ results, it saw ‘Realistic Conflict Theory’is possibly the theory to describe attitude of North Korean refugees. Also, Analysis result of the higher satisfaction about Korean economy and governing style current regime more high magnanimity and closeness of North Korean refugees same preceding research’ results, it saw ‘social perceived threat theory’ is possibly the theory to describe attitude of North Korean refugees.