The purpose of this study was attempted to investigate the social opinion and their lives and jobs of the public library directors in Korea. The author attained data through questionaires by mail to about 180 directors of public libraries. The Major finding of this study are summarized as follows： 1) The more or higher the director"s revenue and degree of satisfaction for his/her revenur, and rich feeling in content for his/her job, the higher he/she recognize his/her social class. 2) Although many directors make it their principles to support for females to go to work. 87.4% of them also recognize the existence of discrimination by sex in attainment of their job positions. 3) Female directors feel more discriminated than male directors. Male are rather supporting or neutral for those discriminations. 4) The obstracles for conducting their jobs are insufficiency of budget for libraries. insufficiency of their job powers and so forth. 5) The Most disirable type of library directors is the mixed nature of type of research specialist and administrative specialist. Only the research talent is not sufficient for a library director and the administrative specialty is also strongly expected to the director.ctor.