The purpose of this study was to analyze on effects of midlife ego-identity and crisis on quality of life in married women. The data were obtained through 394 midwife married women who live in Kwangju and Chonnam. The results were as follows. (1) The mean scores of ego-identity and quality of life were higher than the medium point. The mean scores of crisis was a little lower than the medium. (2) The ego-identity was significantly influenced by religion, health condition, social intimacy, marital relations, and parent-child relations. The crisis was influenced significantly by income, health condition, marital relations, and ego-identity. And the quality of life was influenced significantly by religion, health condition, marital relations, parent-child relations, and crisis. (3) On the result of path analysis, religion, health condition, marital relations, parent-child relations, and crisis directly influenced the Quality of life. Besides, income, social intimacy, and ego-identity indirectly affected the quality of life.