Purpose: The purpose of this study was to examine the relationships between safety knowledge, health beliefs and self-efficacy in child care teachers. Method: The participants were 394 teachers from child care centers in Seoul city. Data collection was done using a questionnaire that included a Safety Knowledge Test, Health Belief Scale and Self-efficacy Scale. Descriptive statistics, t-test, ANOVA, and Pearson correlation coefficient were used to analyze the data. The SPSS 11.0 Win program was used for analysis. Results: The mean was 12.11 for safety knowledge, 38.31 for health belief, and 91.07 for self-efficacy. There were statistically significant differences in the degree of safety knowledge according to safety education, in the level of health beliefs according to length of service as a teacher and in the degree of self-efficacy according to age, and length of service as a teacher. There were statistically significant positive correlations between safety knowledge and health belief, and between safety knowledge and self-efficacy of child care teachers. Conclusion: According to the results, programs to improve safety knowledge, health beliefs and self-efficacy of child care teachers should be developed and used to decrease the proportion of accidents involving children in Korea.