en عمومى General پژوهشي Research <strong>Background:</strong> Psychological well-being plays a critical role in treating mental disorders in mothers with special-needs children by providing healthy and normal living conditions. The present study aimed to investigate the relationship between spiritual intelligence and marital satisfaction with psychological well-being in mothers with special-needs children.<br> <strong>Methods:</strong> The study was a descriptive correlational. The statistical population consisted of all mothers with special-needs children in Bojnourd city in 2019. The sample consisted of 210 mothers with special-needs children who were selected by purposive sampling and based on Cochranchr(&#39;39&#39;)s formula. The research instrument included Ryff Scales of Psychological Well-Being (SPWB), the Spiritual Intelligence Questionnaire, and ENRICH Marital Satisfaction Scale. Data were analyzed using the Pearson correlation coefficient and stepwise regression.<br> <strong>Results:</strong> The research findings revealed a positive and significant relationship between spiritual intelligence and marital satisfaction with psychological well-being. Spiritual intelligence and marital satisfaction predicted 46% of the variance in the concerned mothers&rsquo; psychological well-being, and marital satisfaction had a greater contribution to the psychosocial well-being of mothers with special-needs children.<br> <strong>Conclusion:</strong> The study findings further highlighted the significance of considering spiritual intelligence and marital satisfaction in psychological well-being; however, psychological well-being seems to be affected by other factors and their interactions. Child, Health, Satisfaction, Spirituality, Intelligence 364 369 http://caspianjp.ir/browse.php?a_code=A-10-157-1&slc_lang=en&sid=1 Leila Ansari Ardali ansliard@yahoo.com 10031947532846002730 10031947532846002730 No Department of Psychology, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran. Behnam Makvandi makvandi_b@yahoo.com 10031947532846002731 10031947532846002731 Yes Department of Psychology, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran. Parviz Asgari paskarii45@gmail.com 10031947532846002732 10031947532846002732 No Department of Psychology, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran. Alireza Heidari heidaria945@gmail.com 10031947532846002733 10031947532846002733 No Department of Psychology, Ahvaz Branch, Islamic Azad University, Ahvaz, Iran.