Abstract-This research mainly focused on studying the influence of different leadership styles on employee mood and job performance, targeting four-five star hotel and restaurant from middle-scale. Applying the quantitative method with 350 respondents, the study tested the effects of seven leadership styles including: task oriented leadership, relation oriented leadership, change oriented leadership, ethical leadership, charismatic leadership, participate leadership and autocratic leadership, on employee positive and negative mood and job performance. Through this research, it was confirmed that there is a relationship between leadership behavior and mood, between mood and job performance; and between leadership and job performance. Furthermore, it was also measured the indirect effect of Participate and Relation Oriented leadership style on job performance using mood as a mediators.