Purpose: The purpose of this study was to examine reliability and validity of the Eysenck personality questionnaire which is a well-known measure for risk of addictive personality, and to suggest criteria for screening the adolescent addictive personality. Methods: The participants were 988 adolescents from four middle schools and four high schools. Reliability, sensitivity and specificity in the ROC curve, and validity were used to analyze the data. Results: The internal consistency reliability of the addictive personality scale was. 88. There were statistically significant correlations among addictive personality, self-control, and addictive behaviors, which indicate the scale has validity. Also the cutoff of classification of addictive personality in adolescents was indicated by the ROC curve. Conclusion: The above findings indicate that the addictive personality scale has good validity, reliability, cutoff for screening when used with adolescents.