Background: Dating nowadays becomes life style of teenage and a common thing. Their dating style has tendency on risky behavior. Foundation of Sentra Informasi dan Komunikasi Orang Kito (SIKOK) Jambi conducted a survey of 1.182 students in Senior High School in Jambi yielding that 8% of women claimed to have conducted a conjugal relationship with her boyfriend. Free sex among teenagers is also compounded by the attitude of the parents who began to tend to loose oversight, and a perception that children dating is matter of course. Furthermore, peers may affect adolescent courtship behavior being perceived as influential for behavior modelling and adolescents. Method: The research conducted cross-sectional study. The subjects of the research are 281 students from Senior High School 4 and Senior High School 11 in Jambi City which have or had dating. Data is analyzed using univariate, bivariate with chi square test. Result: From 281 respondents, 113 (72.44%) boys has tendency on risky behavior. Bivariable analysis showed that the role of peers significantly affects the dating behavior of teenage while mother's parenting style does not affect significantly. Conclusion: The role of bad peers for teenage have risky dating behavior and mother's parenting style does not affect significantly dating behavior for teenage.