A positive and significant relationship was found between the participants' total scores of KAETÖ and BPSÖ. Statistically significant differences were found between the age ranges, marital status, occupation, marital status of the participants' parents, socio-economic status, substance use disorder, and imprisonment (p <00.5). Statistically significant differences were found between BPSÖ and gender, marital status, place of residence, marital status of the parents of the participants, substance use disorder, and prison hospitalization (p <00.5). Conclusion: It was observed that parental attitudes and aggression levels of criminal prisoners affect each other. Counseling services can be provided to families to organize their child-rearing styles. Keywords: Criminal prisoner, parental attitude, aggression xiii