The purpose of this study was to understand the sports coach's organizational commitment and compare the differences between different demographic variables in organizational commitment. Subjects of the study were 204 participants at the Formosa Sports Coach Association. Data were analyzed by Description analysis, Factor analysis, T-Test, and One-Way Analysis of Variance. The results showed: 1. A significant difference was found between age of sports coach and organization commitment. 2. A significant difference was found between function of office sports coach and organization commitment. 3. A significant difference was found between seniority of sports coach and organization commitment. 4. A significant difference was found between educational of sports coach and organization.