The current research aimed to identify the effectiveness of dialectical behavioral therapy to improve self-control in reducing psychological rebellion among secondary school students. The research was conducted on a sample of (7) secondary school female students from Al-Sharif Talaat School, and their ages ranged between (16-17) years. The researcher used Self-control scale (Arabization and codified by the researcher), Psychological Rebellion scale (prepared by the researcher), and a dialectical behavioral therapy program (prepared by the researcher). The results showed an improvement in self-control among female students through the dialectical behavioral therapy program, and as a result, their psychological rebellion decreased and the program's effectiveness continued after the follow-up period. In the light of the research literature, the results of previous studies and the results of the current research, some recommendations and suggested research were presented