This writing describes and examines the problems about urgency of implementing the principles of good corporate governance (GCG) related to the legal protection of shareholders. This writing is a normative legal research which is prescriptive with statute approach and case approach. Legal materials obtained from the primary legal materials and secondary legal materials. The collection technique used is the study of literature and cyber media. Furthermore, technical analysis is a deductive method. The results showed that the urgency of the implementing the principles of good corporate governance is very important for a company to have many benefits because that is beneficial to internal and external parties of the company. From the overall of implementation/ application of the principle of GCG for a company will be impact on enhancing the value of the company for shareholders, as well as the fulfillment of interest for stakeholders company both stakeholders and shareholders. Moreover, be related to the legal protection of shareholders, the existence of the principle of GCG give legal protection for shareholders in particular minority shareholders because it contains a form of protection of the rights and interests of minority shareholders.