This research aims to test the fitness of theoretical model of authentic leadership with the empirical data, and investigate the factor loading. The descriptive research methodology was conducted. The data were collected from the 660 samples who are the teachers in the General Education Session of the Buddhist Scripture Schools in Thailand. The data was analyzed using a computer program. The results of the research confirmed the hypotheses of the research which are: the theoretical model is relevant to the empirical data, and the value of Relative Chi-Square (CMIN/DF), Root Mean Square Error of Approximation (RMSEA), Goodness-of-Fit Index (GFI), Adjusted Goodness-of-Fit Index (AGFI), Comparative Fit Index (CFI), and (6) Normed Fit Index (NFI) is in accordance with the criteria and 2) the lowest value of factor loading of the major factors is 0.94 which is 0.70 higher than the criteria, the Lowest value of factor loading of the minor factors is 0.58, and the lowest value of the factor loading of the indicators is 0.31 which is 0.30 higher than the criteria. It shows that the theoretical models of Authentic Leadership represents the relationship of the four major factors, 12 minor factors and 71 indicators which can be used for guiding the development of teachers in the General Education Session of the Buddhist Scripture Schools, in construct validity way which has supported by the results of this study.