This study is intended to examine the influence of peer group and permissive parenting pattern toward smoking behaviour. The subject of the research is 60 teenagers of Kincang Wetan village. The scale of smoking behavior was applied as a measuring tool. The data collecting employed random sampling technique. The data were analyzed using two-predictor-regression analysis method with SPSS version 18. The data analysis conveyed the correlation coefficient R = 0.983, F regression = 797.488; p = 0.000 (p <0.05). It proved that peer group and permissive parenting pattern influenced smoking behaviour. Consequently, the variables peer group and permissive parenting pattern can be used as a predictor for the smoking behavior of teenagers
