Background & aim: The childbearing motivation is a global and complex common process. It depends on several economic, political, social, and individual factors. Therefore, the present study aimed to investigate the  correlation between personality traits and childbearing motivations of married women, considering the mediating role of psychological well-being.
Methods: This was a correlational study designed to test a predictive conceptual model using structural equation modeling. The study population included all married women aged 18 to 45 in Hamedan, Iran, from the first April, 2023 to the end of September 2023, who selected through a multi-site stratified convenience sampling approach. Data were collected in person using the Childbearing Motivation Questionnaire, the Neuroticism-Extraversion-Openness Five-Factor Inventory, and the Scale of Psychological Well-being, with each session lasting 20 to 60 minutes. The final model was analyzed using Structural Equation Modeling and MIMIC analysis via SPSS and LISREL software.
Results: Five personality traits and psychological well-being were significantly associated with both positive and negative childbearing motivation. The findings also indicated that psychological well-being was associated with the relationship between personality traits and childbearing motivation (P