The purpose of this study is to determine the effect of gender on the organizational commitment of teachers. In this respect, the levels of organizational commitment were also investigated with organizational commitment. Fifteen master and doctorate theses done between 2005-2009 were analyzed using meta analysis. At the end of the research study, the mean effect size was calculated as -0,07. It means that the effect of gender on the organizational commitment is on the favor of males. Particularly, it was found that the effect of gender is in the favor of males at the levels of identification and internalization. Male teachers can adopt the norms and values of the organization easier than females. On the other hand, female teachers have a tendency of organizational commitment so as to carry on their acquisition.