The aim of this study was to identify the effect of transformational leadership on organizational change. A study applied to the National Bank of Egypt. To achieve the objectives of the study, a questionnaire was constructed to collect the necessary information for the study. The random sample was chosen from (600) Retrieval (550) form only valid for analysis, the statistical program SPSS was used to make the necessary statistical analysis. The study found that the five dimensions of the transformational leadership represent 81.9% of the factors influencing organizational change in its different dimensions and training; the remaining percentage 18.1% may be due to other independent variables or random error in the equation; or both, between independent variables related to the dimensions of transformational leadership and the dimensions of organizational change. The most significant dimensions of transformational leadership in relation to organizational change are in the following order in terms of the most relevant (attention to individuals-inspirational motivation- encouragement and creativity- the elective effect- empowerment). Structural change is one of the most important dimensions affecting organizational change by 64.8% the behavioral change comes in the second order, where 59.4% of the research sample was represented, followed by the training of third-rate workers with 57.3% of the research sample, and finally the career change by 50.1%, the study recommended that attention should be paid to the dimensions of transformational leadership in organizations because it is considered one of the most appropriate management methods for managing change in organizations, to focus on the external factors and forces of organizational change if the organization is to make organizational changes because it is the most influential on organizational change. Through several foundations based on the characteristics and advantages of the transformational leadership; the selection process should be according to a specific program.