In this study, standardization, validity and reliability of personality function scale have been investigated. The method of this research was descriptive cross-sectional and validation. The statistical population of this study was students of Tehran universities in the academic year 1398-99, from which 500 people were selected as a sample group by multi-stage random cluster sampling. To evaluate the validity of the questionnaire, exploratory factor analysis method by principal component analysis method and Cronbach's alpha method were used to evaluate the reliability. Then, for the selected factors, the indicators of confirmatory factor analysis and internal consistency reliability coefficients were examined. All statistical analyzes were performed by SPSS software version 25.The findings of the factor analysis section showed that by factor analysis of questions and rotation of results by varimax method, four components are revealed, the number of these components obtained and also the questions with these components have a high factor load. Were largely consistent with the findings of the questionnaire authors. It was also found that both the whole questionnaire and all sub-tests have a high reliability coefficient.