Purpose : This study was conducted to develop and evaluate a dementia prevention program for the elderly with mild cognitive disorder in Korea. Design : a nonequivalent control group pre-posttest design. Method : The subjects of the study were  a total of 68 elderly who ranged from 21 to 24 of total scores of K-MMSE, aged over 60, in home.  The dementia prevention program consisted of cognitive therapy, music therapy, smile therapy, art therapy, music therapy, dancing therapy, yoga to enhance brain function. The program was applied to the experimental group twice a week, sixty minutes per session for eight week. The data were analysed by using chi-square test, t-test. Result : The  variables measured in the experimental group and the control group before the intervention were not significantly different in homogeneity test. The dementia prevention program improved the cognition(t=9.243, p<.001) and quality of life(t=8.375, p<.001) and reduced depression(t=-3.913, p<.001). Conclusion : These findings confirmed that the dementia prevention program made a contribution to improve cognitive function and quality of life and to reduce depression  in the elderly with mild cognitive disorder. Therefore, the dementia prevention program should be applied an effective and practical nursing intervention for the elderly with mild cognitive disorder