All this time many parties including parents do not care about the distribution of healthy information on sexual content to their adolescents so that many of them look for the information through social media. Right now the spread of websites with pornographic content occurs in social media including YouTube. This research aims at knowing the perception of adolescents on pornographic content in social media in relation to the influence of media information or the attitude of parents. It is the quantitative research with survey methods and data analysis using path analysis. The research results indicate that the attitude of parents on pornographic content in social media, YouTube gets influence from media information, and the perception of adolescents on pornographic content in social media YouTube gets influence from the attitude of their parents as well as media information gets influence the perception of adolescents on pornographic content in social media, YouTube. To avoid the negative impact of pornographic content in social media, parents should be more care about their adolescents particularly the planting of strong foundation on morality and religious teaching concepts to them.