Abstractuman resources are considered to be the most important factor within the organization to gain a competitive advantage. Develop organizational commitment of human resources is imperative to stimulate a long-term relationship with them. The primary objective of this study, on one hand, is to explore the relationship between the person-job fit, person-organization fit, information sharing and empowerment and organizational commitment working managers in head offices of Moroccan banks, on the other hand, is to identify the practice which is more likely to generate a great significant impact on organizational commitment. A total of 380 questionnaires distributed, 207 questionnaires were selected, representing a 54.47% response rate. The results of this study reveal that person-job fit, person-organization fit, information sharing and empowerment are positively correlated with organizational commitment. Furthermore, the person-job fit contributes more to the latter.