This research study was descriptive research. The purposes were study the level ofcommunity leader’s participation in preventing AIDS in Neonsanga district Chaiyaphum province. Thesample size were 449 the community leaders. Multi- stage random sampling was performed. Theresearch in sturment was the questionnaires. The content validity was improved and adjusted by thesuggestion of the experts. Using Cronbach’s alpha coefficient tested the reliability of the assessmenttool was 0.95 level. Data analysis was done by computer program. Statistics were to acquirefrequencies, percentage, means, standard deviation, minimum, and maximum.
