The present study was done with the aim of determining the efficacy of emotionally focused couples therapy training with regard to sexual dissatisfaction among couples. The research plan for this study was pretest, post-test and a control group. The statistical population was chosen among all couples from Shiraz who had called on the state and private consulting centers. Among these, 16 couples (32 people) whose scores on the index sexual satisfaction were less than average were randomly selected . Then they were randomly distributed into the experiment and control groups. The results were indicative of a significant difference between the groups regarding the dependent variable. In other words , the approach of emotionally focused couples therapy exerted an increasing influence on sexual satisfaction in couples. This efficacy was observed more among women.