The objective of this research is 1) to study cyberbullying in secondary school students from diverse backgrounds, 2) to study the relationship between cyberbullying and social status as well as Information and Communications Technology (ICT) use among secondary school students, and 3) to study the predicting variables of the background, social status, and ICT use towards cyberbullying in secondary school students. Samples consist of 2,430 secondary school students from schools affiliated with Thailand's Office of the Basic Education Commission. The stratified sampling comprising of regions (central, northeast, north, and south), school size (small and large), and student level (junior and senior secondary school). The research instruments are 4 questionnaires labelled 1) Cyberbullying Triangulation Questionnaire (CTQ), 2) sociometric status questionnaire, 3) perceived popularity questionnaire, and 4) ICT use questionnaire, with data acquired via the CU Smart Sociometry web application and Google Forms. The data analysis explains the 1) samples' demographic data with descriptive statistics such as frequency, percentage, mean, and standard deviation, 2) analysis of cyberbullying among secondary school students from diverse backgrounds as well as the correlations between the background, sociometric status, and ICT use towards cyberbullying, using the Chi-Square test, and 3) variables which predict cyberbullying among secondary school students, using the multinomial logistic regression.หน้ า บทคั ดย่ อ .