Background: Islamic parenting is preparing young people who have morals that refer to Islamic norms and form righteous and shalihah generations. The purpose of Islamic parenting can provide the right knowledge to children. As well as later will be able to face the preparation to adapt well to sexual behaviors in the future with the aim of being able to encourage children to do a tendency that is logical and true in sexual and reproductive problems. Sex education must be provided by parents to children as early as possible, precisely when children have entered school play groups (aged 3-4 years) because at this age children can understand their organs and can also be continued with the introduction of organs. Sex education in Islamic parenting that must be applied and taught to children such as: instilling shame in children, applying masculine souls to boys and femininity to girls, separating beds between boys and girls, introducing visiting hours, educating and maintaining cleanliness of genitals, introducing Mahram, teaching children to always maintain their eyesight, teaching children not to do ikhtilat, educating children not to do khalwat, teaching ornamental ethics. Research Objective: The purpose of this study is to find out the knowledge of parents towards Islamic Parenting dimensions of sexuality. Research Method: This type of research is descriptive quantitative non-experimental. The subjects of this study were 107 parents of Yogyakarta State Middle School students. The technique of collecting data is done by ordinal scale questionnaire. The analysis technique used is univariate. Results:The results showed that respondents with sufficient knowledge, namely S1 / equivalent, with ages 41-50 years Conclusions: the results of this study show parents' knowledge about the dimensions of Islamic care about sexuality in sufficient categories