The purpose of this study is to investigate the effect of relationship marketing on customers’ retention of Five-Star Hotels in Imo state, Owerri , in a bid to achieve this, the researcher made use of a descriptive survey design. With an inestimable population and 286 respondents were selected randomly from 5 hotels for the study. The instrument for data collection was the questionnaire. Simple regression analysis was used in analyzing the data and the study found out that relationship marketing aims to build stable customer (retention), and reduce customer exit. Thus we concluded that higher level of customer retention is associated with a higher of trust, and there is a relationship between customer retention and commitment. We therefore, recommends that to cope with competition in the market, hotels should endeavour to ensure that their old customers are happily maintained to ensure their trust and commitment