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Introduction: The purpose of this study was to determine the relationship between personality factors and happiness in the couples’s adaptation to the counseling centers in District 1 of Tehran.
Method: This descriptive study was a correlation type. The sample size of this study included 260 couples (130 women and 130 men) who were referred to counseling center in district 4 of Tehran and were selected by available sampling method. The research tools were five-factor questionnaire of Neo character, Oxford Happiness and Enrique's marital adjustment. Data were analyzed using SPSS 21 software and multivariate analysis of variance (MANOVA).
Results: The results of regression test show that there is a significant and significant relationship between marital adjustment and happiness in the level of 0.05.
Conclusion: There is a significant and significant relationship between marital adjustment and spiritual intelligence at the level of 0.01.