The purpose of this study was to investigate the role and contribution of infertility stress, coping styles with stress, personality traits and social support in the marital adjustment of infertile women. In this study,causal comparative or "exposit facto" research ‎method was used. Population of the study included 201 women who were selected through availability sampling method from those visiting VALI-e-ASR Reproductive Health Research Center. Research tools of the study included the Gadroon's Big Five Factor, The Fertility Problem Inventory, Revised Dyadic Adjustment Scale, Multidimensional Scale of Perceived Social Support, and Coping Inventory for Stressful Situations. In order to analyze the data, Pearson Correlation and Stepwise Regression analysis were used. The results indicated that there were significant relationships between the variables of this study. It was also revealed that social concern, important others, extroversion, emotional coping style, need for parenthood and sexual concern were suitable predictors of the marital adjustment. In sum, the results of the study put an emphasis on the importance of the psychological-Social factors in marital adjustment. 

Keywords: Infertility Stress, Coping styles, Social Support, Personality Trait, Marital Adjustment