Background: Romantic jealousy is a complex construct composed of several dimensions. Given the multidimensional nature of romantic jealousy, it would be useful to have a measurement scale that would take into account its several components. The main issue of the present study is the multidimensional jealousy scale a suitable scale for measuring romantic jealousy in the Iranian sample? Aims: This study aimed to investigate the psychometric properties of the Persian version of the multidimensional jealousy scale. Method: The present study, in terms of basic-applied purpose, is a questionnaire in terms of the type of survey data collection and in terms of methodology, is one of the experimental studies that has been done in the form of a correlational research. It had a population consisting of all university students studying at Shiraz University in the academic year of 2019-2020. The present study sample, based on Cochran's formula, consisted of 376 participants, and due to the possibility of invalid questionnaires, 428 students were selected by the snowball sampling method. The participants completed the Pfeiffer and Wong Multidimensional Jealousy Scale (1989). To substantiate the entire questionnaire reliability and the pertaining parameters, Cronbach’s alpha was computed. Results: The results of the multidimensional jealousy scale along with its three dimensions (cognitive, emotional and behavioral) have a good reliability (Cronbach's alpha coefficient of 0.83 - 0.94). As well as, for vitality and component of multidimensional jealousy scale. Conclusions: The Persian version of the multidimensional jealousy scale is a good tool for evaluating romantic jealousy in three dimensions (cognitive, emotional and behavioral) in Iranian population.