The purpose of the present study was to examine direct and indirect relations among social problem-solving, depression, and aggression, as well as the mediating role of depression in the link between social problem-solving and aggression among Turkish youth. Data for the present study were collected from 413 adolescents. The participants' age ranged from 14 to 17 with a mean of 15.74 years (SD = 0.97). Results indicated that social problem-solving was significantly and negatively associated with both depression and aggression. Also, depression significantly and positively associated with aggression and depression appears to act as a mediator in the relationship between social problem-solving and aggression. Findings suggest that social problem-solving and depression are important factors in understanding aggression among Turkish youth.