Background: Thalassemia is the most common hereditary disease. The presence of many physical and psychological problems can affect the quality of life of patients with thalassemia. The present study aimed at evaluating the effect of educational counseling program on the quality of life of thalassemia patients in city of Neyshabur in 2016. Methods: This semi-experimental study, which was conducted using pretest and posttest method, was done on 20 thalassemia patients, who referred to thalassemia clinic and were treated with educational counseling intervention. The participants were assigned into 5-member groups and received 5 sessions of training. After the sessions, 2 phone consultations were provided to the participants with a one-week gap, and the participants' questions were answered. Sf-36 Quality of Life Questionnaire was completed before and 1 month after the intervention, and data were analyzed by independent t test, Pearson correlation coefficient, Spearman, Mann-Whitney, ANOVA, Kruskal-Wallis, and Wilcoxon tests using SPSS software Version 16.