: Compliance is a change in behavior from behavior that does not comply with the rules of behavior to comply with regulations. Knowledge is a human sensing, oras the result of knowing of the object through its sense. Measles immunization is giving anactive immunity against measles. Mothers must have good knowledge in order to be obedient inbringing the child to be immunized against measles. This study aims to determine the correlation between knowledge levels of mother about the importance of measles immunization with the compliance of implementing immunization. Research method Cross-sectional. Sampling technique using accidental sampling with a total of 40 respondents. Statical test Fisher exact with 95% significance level α=0.05. The results showed that the knowledge and compliance p value=0.014. Conclusion: There is a correlation between knowledge levels of mother about the importance of measles immunization with the compliance of implementing immunization