Aims: Post-traumatic stress disorder has negative consequences on physical, psychological health and marital satisfaction of veterans. Also, previous studies have suggested an association between personality and post-traumatic stress. The aim of present study was the comparison of personality trait and marital satisfaction in veterans with and without post-traumatic stress disorder.

Materials & Methods: In this causal-comparative study, 200 veterans whose names were recorded in the Martyr Foundation and Veterans Affairs Administration of Chaharmahal va Bakhtiari province were selected through cluster random sampling method. The tool that used was Lee and Ashton personality traits questionnaire; ENRICH Marital Satisfaction Scale and the demographic questionnaire. Data were analyzed using multivariate and univariate analyzes of variance.

Findings: Marital satisfaction and personality traits scores in the two veterans with and without post-traumatic disorders had significant difference (p<0.001). Veterans with post-traumatic stress disorder reported lower scores in components of personality issues, marital relations, conflict resolution, financial management, leisure, sex, children and marriage. Also, veterans with post-traumatic stress disorder reported lower scores in subscales of extraversion, agreement conscientiousness and openness.

Conclusion: Marital satisfaction and personality traits in veterans with post-traumatic stress disorder is less than veterans without post-traumatic stress disorder