This study aimed to perform an oral health questionnaire based on cross-cultural adaptation of knowledge, attitudes, beliefs, and behaviors to determine associations between parents and their children. Material and methods: This was a cross-sectional study, in which a self-administered questionnaire was utilized followed by examination for dental caries. The study included 281 subjects of 12-13 years old and their parents. The ICC and Cronbach's α values of the adolescents were 0.78 and 0.82, and those of the parents were 0.77 and 0.80 respectfully. Results: There is a significant difference between mothers' educational level and children caries, and a correlation between knowledge, attitudes, and behaviors of parents and their child. This study supported the reliability and validity of the Indonesian questionnaire of knowledge, attitudes, belief, and behaviors for parents and their child, without exhibiting a ceiling or floor effect. Conclusion: There is a correlation between knowledge, attitudes, and behaviors of parents and their child.