High level organizational commitmend and perceived organizational support of employees is an important factor for businesses in achieving their goals and to become successful. The literature on the subject has findings that employees who have high degree of organizational commitment work more effective in achieving the goals and objectives of the organization. Similarly, it is argued that there is strong relationship between organizational commitment and perceived organizational support. It is expressed that one of the most important results of percieved organizational support is positive contribution to organizational commitment. It is revealed in surveys that personnel costs reduce while individual performance of high committed employees increase. The main purpose of this study, is to reveal the impact of perceived organizational support on the dimensions of organizational commitment (emotional, normative, continuance commitment in the case of hospitality industry. Fort his purpose, former studies reviewed in the light of literature and hypothesese have been established. In this reseacrh, t-test, ANOVA, confirmatory factor analysis, path analysis and structural equation modelling were used. The main finding is when perception of organizational support of empoyees incrieses, emotional, and continuance bommitments increase while normative commitment reduces.