Security sector reform is aimed at transforming the security sector to increase accountability, efficiency, humanism, the rule of law and gender equality in the structural units of the Ministry of Internal Affairs of Ukraine. One of the structural units of the Ministry of Internal Affairs of Ukraine is the National Police. Gender parity in the National Police is the key to ensuring the implementation of the reform and compliance with global trends in the development of the State. The purpose of the article is to carry out a theoretical analysis of scientific research on gender equality in law enforcement agencies of independent Ukraine from 1991 to the present. The methodological basis of the study is the fundamental principles of ensuring equal rights and opportunities for men and women in society. The study used the following methods of scientific research (cognition): theoretical research methods (ascent from the abstract to the concrete, transition from the concrete to the abstract), empirical research methods (comparison), complex research methods (abstraction, analysis and synthesis, induction and deduction), which contributed to the achievement of the research objective. The stages of scientific research on the problem of ensuring gender equality in law enforcement agencies of Ukraine are identified and substantiated: the first stage (1991 - October 2004); the second stage (October 2004 - November 2015); the third stage (November 2015 - present). It is determined that scientific research on the issue of gender equality in law enforcement agencies of independent Ukraine concerned the legal regulation of the work of women law enforcement officers and their social and legal protection, gendered styles of behavior of law enforcement officers, their psychophysiological differences and gender equality, psychological conditions for ensuring gender equality in law enforcement activities, and peculiarities of development of gender relations in interpersonal communication of law enforcement officers. Three groups of problematic issues arising in the work of a female law enforcement officer serving in the National Police of Ukraine are identified and described in detail. The practical significance of the study lies in the thorough analysis of scientific research on the issue of gender equality in law enforcement agencies of independent Ukraine and the identification of unresolved issues