From the immemorial, the role of leaders in ensuring excellence organizational performance cannot be emphasized. The need for adequate motivation suitable working environment, compensations efficient communication between employers and employees are important to promoting excellent organization performance. Though studies on motivation and leadership role amongst employees are well studied in financial organization in developed countries, less could be said of in financial organization in developing countries like Nigerian. Therefore, it was important to evaluate leadership and organizational performance in financial intuitions in Nigeria. The evaluation was done through the use of questionnaires with questions tailored towards determining: the relationship between leadership and organizational performance, pattern of leadership and the extent of factors for worker’s low performance and leadership style affected labour management relations and productivity in two selected branches of United Bank for Africa being the study area. After analyzing the result with chi-square, it was concluded that to attain the objectives of business establishment, it was necessary that leadership recognizes the needs of workers, employ appropriate motivational tool such as promotion of staff based on merit and skills, provide suitable working environment and provide an appropriate leadership style that will encourage free flow of information among employee superior officers and other employers.