This study aimed to investigate the role of strength-based parenting moderators on the relationship between character strength and psychological well-being. The research design was correlational. The statistical population was all sixth-grade students in the 18th district of Tehran in 2019-2020. The research sample consisted of 300 sixth-grade students who were randomly selected from primary schools in Tehran's 18th district. Students completed the Values in Action Inventory of Strengths (VIA-IS), Ryff's scale of Psychological well-being, short-form (18-item), and Strength-based parenting. In data analysis, descriptive statistics, correlation matrix, and hierarchical regression by version 25 of SPSS statistical software were used. Findings showed that there is a positive and significant relationship between character strength and psychological well-being (P <0.01). The results also showed that strength-based parenting has a moderating effect on the relationship between character strength and psychological well-being in children (P <0.01). In total, 55% of changes in psychological well-being are explained by the strength of character and strength-based parenting. According to the research findings, it can be concluded that strength-based parenting will modify the strength of character and psychological well-being of students.
