The recent research aimed to explore the effect of the total score of both irrational beliefs and locus of control on bullying, and finding the best path analysis model that clarifies the paths of causal correlations between irrational beliefs, locus of control and bullying among secondary stage female students in Saudi Arabia. The final sample consisted of (247) students drawn randomly from 1st,2nd, and 3rd secondary stage female students in Asser area (Abha) in Saudi Arabia – academic year (1437-1438. Results showed that there is: no statistically significant effect of total score of irrational beliefs on bullying, statistically significant negative effect of total score of locus of control on bullying, no statistically significant effect of irrational beliefs related to self on body bullying, social bullying, and properties bullying, no statistically significant effect of irrational beliefs related to both others and circumstances on body bullying, verbal bullying, social bullying, and properties bullying, statistically significant positive effect of irrational beliefs related to self on verbal bullying, statistically significant negative effect of locus of control on body bullying, verbal bullying, social bullying, and properties bullying among secondary stage female students in Saudi Arabia.