The research examines the impact of servant leadership on the innovation capability of higher education institutions in Vietnam. Through the application of structural equation modeling (SEM), the results demonstrated the importance and direct impact of servant leadership style - characterized by prioritizing development and rights of those who follow - to the capability of universities to innovate and the behaviors of knowledge sharing; in which, the knowledge sharing factor plays a partial mediating role. Thereby, a number of recommendations have been proposed to promote servant leadership and enhance innovation capabilities at universities across the country.