Purpose: The purpose of this study was to investigate the relationship among self-rated health, health promotion behavior, and health-related qualitiy of life(HRQOL) in the elderly. Method: The subject of this study was 135 Korean elderly over 65 years. For the analysis of collected data, descriptive statistics, t-test, ANOVA, Pearson correlation were used for statical analysis with SPSS statistical program. Result: The average item score for the self-rated health was 2.82, health promotion behavior was 3.03, physical HRQOL(PCS) was 38.57, mental HRQOL(MCS) was 48.39. Self-rated health was significantly related with health promotion behavior and HRQOL. Also, there was a significant positive correlation between health promotion behavior and HRQOL. Conclusion: This study showed that strategies of the elderly nursing intervention to practice health promotion behavior is needed to improve HRQOL in the elderly. In addition, appropriate health education must be done to increase the health knowledge and to maintain well-being for the elderly.