Public Relations diploma study program in Faculty of Social and Political Sciences Universitas Diponegoro was inaugurated in 1998. The establishment of Public Relations diploma study program was driven by the high demand of public relations professionals. This diploma study program is included in the Department of Communication. Therefore, the knowledge learned is not very distinct from the study of communication with more practicalities in public relations. Public Relations diploma study program has been accredited “A” by BAN-PT. There are two specializations in Public Relations diploma study program, namely Institution Public Relations and Corporate Public Relations. There are more practical studies in this diploma study program with the percentage of 70% compare to theoretical studies with 30% only. Consequently, the graduates will be well prepared for the working field.