The purpose of this research is to specify the features of female and male school principals comparatively. The study is a qualitative research. In the study, interviews were done with 25 female and 25 male school principals from different cities of Turkey and the data was analyzed with content analysis. It is determined that male and female principals have similar specialties on the themes; individual characteristics, human relations and communication, being development-oriented, diligence, leadership and professional competence, in the research. Male principals emphasize the themes of democratic management, student-centeredness, worker centeredness and being encouraging/ incentive more than female principals; whereas female principals emphasize motivation more than male principals. In the study, it came to light that the features of successful male and female principals are: justice-fairness, determination, reliability, tolerance, self-confidence, honesty, well-communication, giving value to people, empathy, self-development, owning a vision, openness to change, democratic management, team-group work, diligence, disciplined-planned work, being skilled for the job, leadership, model behavior, loving students, promoting student activities, orienting student success, professional skills, knowing laws and regulations, giving motivation, rewarding achievements, encouraging/ being-incentive and love of the job. In addition, male principals emphasize justice-fairness, democratic-participative management, orienting student success and giving motivation more; while female principals emphasize determination, information exchange and disciplined-planned work more. It was determined that successful male and female principals have more common features than different ones, and their competence were at the same level.