摘要:The purpose of this study was to present a model for factors influencing positive behavior of handball premier league Competitions fans. The Statistical population were fans attending Iran handball premier league competitions. At last, 358 male and female fans were randomly selected as the sample. A Researcher made questionnaire which its content and face validity was checked and confirmed by a group of experts, was used for collecting data. According to factor analysis, 38 variables were classified into six categories “environmental, cultural, managerial, protective, security and psychological”. factors (environmental, cultural, managerial, protective, security and psychological), directly or indirectly, have impact on positive behavior. Psychological factors play a role as a mediator variable in this model. Also, in total effect part of the test was shown that security factors have its most effect (β=0.24) on positive behavior; Therefore, it was suggested that managers pay more attention to more influencing Factors especially the security factors, so that we can see fans positive behavior in Competitions.