This study aims to examine the postgraduate theses on opera in Turkey. The theses included in the research were examined according to years, universities and institutes, and subject areas. The research is important in terms of revealing the current situation regarding the postgraduate theses on opera in Turkey and being a source for researchers who will work in this field. The research data were obtained because of the search made with the keywords "opera", "performing and visual arts", "music", "singing", "sound" and "libretto" in the National Thesis Center of Higher Education Institution. The research was limited to the postgraduate theses on opera in Turkey, which were registered in the Higher Education Institution National Thesis Center and made between 1993-2021. Survey model was used in the research. Descriptive analysis technique was used in the analysis of the data obtained during the research; The data obtained were analyzed in line with the determined sub-objectives; “Opera Analysis”, “Character Analysis”, “Text and Libretto Analysis”, “Repertory Analysis”, “Opera History”, “Biography”, “Opera Education”, “Health Problems Encountered by Opera Artists and Solution Suggestions”, “Opera and Related Art Branches”, “Opera Conducting”, “State of Opera in Turkey” and “Opera and Culture” were classified and their numerical distributions were made. It has been determined that the postgraduate theses reached are 158 in total, 131 of which are at the master's level, 8 at the doctoral level and 19 at the proficiency level in art. It has been seen that each of the master's, doctorate, and proficiency levels in art, and in general, the most studied subject area is Opera Review (73 theses). It has been seen that the subject areas of Opera History (24 theses) and Character Analysis (19 theses) are among the topics that are frequently studied. It has been seen that the least studied subject areas are Repertory Analysis (1 thesis), Health Problems Encountered by Opera Artists and Solution Suggestions (3 theses), Opera Conducting (3 theses), Opera and Culture (3 theses). The period in which the most postgraduate thesis on opera was made in Turkey was between 2013-2021; It was concluded that the universities with the highest number of postgraduate studies on opera were Dokuz Eylül University (29 theses), Istanbul University (22 theses), Mimar Sinan Fine Arts University (17 theses) and Hacettepe University (14 theses). It is recommended to support researchers who want to specialize in this field by increasing the number of postgraduate education programs at the level of doctorate and proficiency in art in higher education institutions providing opera education.