The purpose of this study was to investigate the effectiveness of Adler's group counseling on marital disturbance and interpersonal conflicts in couples. This research was carried out as a semi-experimental design with pre-test, post-test and follow-up with the control group. Twenty four couples (n = 24) with interpersonal conflicts and marital disturbances referred to counseling centers of Sanandaj Welfare Organization were selected and randomly divided into two groups of experimental group (6 couples) and control group (6 couples). Treatment intervention with Adlerian group counseling method was conducted in 12 sessions on the experimental group. Instruments used to measure variables were Revised Marital Conflict questionnaire (R-MCQ). and Marital Satisfaction Inventory Revised (MSI-R). Data were analyzed using repeated measure ANOVA. The results showed that Adlerian group counseling in the post-test and follow-up stage reduc marital disturbance and interpersonal conflicts among in couples. On this basis, it can be argued that this treatment is effective for researchers and family counselors to solve communication problems of couples.