The aim of this research was to Predict Children's Behavior Disorders based on the Parent's Marital Satisfaction and Sexual Satisfaction through the Mediation of Parents' Early Maladaptive Schemas. This research is applied in terms of purpose and correlational in terms of descriptive method. The statistical population of the research was all the parents of elementary school boys in Khomeini Shahr city in the academic year 1399-1400, and 210 of them were selected by available sampling. 150 pairs of questionnaires with full answers from both parents of students were used as research data. The tools of the current research are Rutter's behavioral problems measurement questionnaires (parent form) (1967), Enrich marital satisfaction measurement (1997), Larson's sexual satisfaction in couples (1998), and Young's schema questionnaire (short form). (1998) was. After data collection, their analysis was done with SPSS26 and Amos24 software and structural equations. The results showed that fathers' incompatible schemas in relation to marital satisfaction have a complete mediating role in children's behavioral disorders, but fathers' incompatible schemas have an incomplete mediating role in relation to sexual satisfaction. The incompatible schemas of mothers have a complete mediating role in relation to marital satisfaction and sexual satisfaction with children's behavioral disorders. The obtained results show the importance of informing parents about the role of parents and their psychological health in children's mental and behavioral health.