Background and purpose: social intelligence is a critical success factor  in jobs and communications and early maladaptive schemas can ruin it.  Purpose of This study was to examining the reducer predictors of social intelligence based on early maladaptive schemas in students. Method: this research was descriptive-correlation  study. Through all medicine entrances, year of 88  were selected by cluster sampling method, among 94 students of this entrance 79 (47 female, 32 male) students participated in this study . Instruments were Tromso Social Intelligence Scale (TSIS) and Young Schema - Short Form Questionnaire (YSQ ). Data were analyzed by Pearson correlation, stepwise regression and independent T test. Findings: Results of Pearson correlation test showed that there was a negative significant relationship between social intelligence and early maladaptive schemas. stepwise regression analyze showed that, mistrust/abuse, self-sacrifice, enmeshment/undeveloped self, dependence/incompetence, emotional inhibition, entitlement/grandiosity were the best negative predictors of social intelligence by determining 55% of its variance. Conclusion: .  the intensity of  maladaptive schemas has a negative effect on social skills and communications.