This study aims to empirically examine the differences in emotional regulation and aggression in adolescent male and female cyberbullying perpetrators. The participants in this study are adolescent cyberbullies in the Pati Residency within 10-22 years of age. This is quantitative research with data collection tools used to measure the scales of cyberbullying behavior, emotional regulation, and aggression. Sampling uses a quota sampling technique to identify 200 people, consisting of 100 boys and 100 girls, as cyberbullying perpetrators who resided in the Pati Residency (Rembang, Blora, Pati, Kudus, Jepara). The data analysis method uses the t-test technique. The results show significant differences in emotional regulation and aggression in adolescent male and female cyberbullying perpetrators. The first analysis demonstrates no significant difference between emotional regulation in adolescent male and female cyberbullying perpetrators, while the second analysis shows significant differences between aggression in male and female cyberbullying perpetrators, where the aggression of males is higher than females.
 
 
 
 Keywords: emotion regulation, aggression, cyberbullying, adolescents