The objectives of this research were to study, analyze and develop the curriculum and training management system for enhancing the competency of the leaders in regional sports organization. This research consisted of 5 groups of sample with the total of 70 persons. The instruments were 2 sets of constructed-questionnaire interviews with. Reliability was conducted by test-retest method and data analysis by Pearson Product Moment Correlation Coefficient (r) including validity was conducted by Index of Item Objective Congruence: IOC. The results revealed that there were three areas of core competencies affecting the sports administration and management of the leaders in regional sports organization: knowledge, skills and attributes. For the curriculum development for enhancing the competency of the leaders in regional sports organization, there were 6 courses including Sport Strategic Plan, Strategic Management of Sports Organization, Marketing, Finance and Privilege, Major Sports Events Management, Communication and Public Relations in Sports, and Human Resources Development in Sports. The findings of the study of training management system were that the operations have been done for changes and personnel improvement or development in the organizations, and it provided them with learning, understanding, capabilities or skills with desirable attitudes for the organizations. For the training management system enhancing the competency of the leaders in regional sports organization, the process consists of 5 steps: preparation of the management training, the operation during the training process, the operation after the training (completion of training), the operation after the completion of the full training and the supervision, monitoring and the evaluation of knowledge implementation into practice (after training). The new body of knowledge derived from this research will be used for national sporting personnel development, especially for Leaders in Regional Sports Organization further.