Abstract: The adolescent knowledge and perception on such risk behaviors might be shape by whom the health related information has been discussed. Smoking has negative impact for the future adolescent life. This research aims to assess to what extent discussion partner influence on adolescent smoking behavior. Data used in this research is Indonesia Demographic and Health Survey 2012, Adolescent Reproductive Health component. The population of the research is unmarried young men and women aged between 15-24 years old.