This study investigates the role of leadership behaviours (LB) in triggering KM process in Tourabhi Boudjema's Hospital in Becher's city; in order to see the distinctive effect of each leadership type on each KM process offering both Gray Yukl (2012) and Nonaka and Takeuchi (1996) models. The questionnaire has distributed to a random sampling (around 100 employees), where the data has analyzed based on the Statistical Package (SPSS) and the Smart pls 4 software. The results have proved the hypotheses of the proposed model's validity, through the existence of the effect of relationship-oriented behaviour in actuating the socialization process, as well as the effect of change-oriented behaviour on the externalization process, the effect of external-oriented behaviour in activating the combination process, and as an impact of task-oriented behaviour in activating the internalization process.