Preliminary Study:  According to contemporary variables and in the age of knowledge, organizations must possess a future vision, and leave traditional methods of thinking when exercising various administrative functions. And to adopt modern trends in the management of its business, and to also adopt concepts and administrative philosophies that resulted from the efforts of researchers and practitioners in the field. As the organizational performance is an indicator for measuring the organization's success in achieving its goals, its ability to survive and grow, as well as its ability to develop on the one hand and its ability to manage its resources efficiently and effectively, it has become important to study administrative approaches that may improve its level. This study aims at identifying The relationship between learning organization and banking sector Performance.the researcher ran a field study in which he distributed questionnaire to a sample consisted of (381) of top and middel level workers of 6 banks of Egypt . The study concluded to existence of morale significant relationship between dimensions of the learning organization and dimensions of organizational performance, either at the total or partial level. The study recommended necessity of activating the learning organization to improve organizational performance.