The purpose of this research was conducted to examine the relationship between emotional intelligence and perfectionism, quality of coach–athlete relationship in elite material arts. Present study research method was descriptive– correlational, The statistical population included all the martial arts (Taekwondo, karate, judo, wushu and wrestling) present in Super league Competitions in 2017 and 300 male (60 Coaches and 240 Athletes) were participated and completed the Questionnaires of emotional intelligence, perfectionism and quality of coach–athlete relationship. The data was analyzed by Pearson correlation and multiple regression (Enter method) tests. The results revealed a significant relationship between emotional intelligence and self-oriented perfectionism with quality of coach–athlete relationship (p>0.01), In addition, Data analysis revealed that emotional intelligence and perfectionism predict 58 percent of quality of coach–athlete relationship variance, But this prediction was reversed with dimensions of other-oriented and socially prescribed perfectionism. (p>0.001). According to the findings, It seems that character of emotional intelligence and perfectionism in Coaches have an effective role in quality of coach–athlete relationship and the levels of quality of this relationship which elite material arts uses is correlated with these characteristics.