The research was conducted to determine general trends in the master’s and doctoral theses published in the field of psychology of religion between the years of 2012-2018. In the framework of the study, the database of the HEC (Higher Education Council) National Theses Center and ISAM Theology Faculty of Theses Catalogue database were scanned and a total of 169 theses were analyzed, 133 of which were master theses and 36 were doctoral theses. Descriptive statistics were used when analyzing the data in the study. Within the scope of the field of psychology of religion between 2012 and 2018, theses at most have been published by Süleyman Demirel University. It has been determined that after literature review/documentation, the most preferred study groups in the theses are the local people, adults and elderly individuals; the survey technique is the most preferred one in terms of data collection technique and also positive psychology subjects, positive emotions-values are the most preferred research subjects. In the thesis catalogue, 169 theses subject to research are presented in the list with reference to the author's name. In the final part of the study, the results obtained are evaluated, less studied topics are stated, and suggestions for those who will be working within the scope of the psychology of religion are presented.