Customer satisfaction is important and key performance indicator in business enterprises. Therefore, it is essential to effectively supervise customer satisfaction.  The purpose of this paper is to explore the role of relationship marketing on customer satisfaction.  The main objective of the research is to study the role of relationship marketing on customer satisfaction in Abay bank, Dessie Region customers in Ethiopia.  The method employed for the study is descriptive survey method.  Using structured questionnaire prepared for the study, primary data has been collected from customers of the bank. Secondary data has also been compiled and used. Available sampling method has been used to collect data from customers. The data collected has been analyzed using descriptive method of data analysis.  The result of the analysis discloses that employees at different branches of the bank are highly respectful, courteous and friendly to customers. They also employ relentless effort to resolve customers’ problems and make customers satisfied so that customers would be life time customers.   Moreover, customers of the bank are highly satisfied by the services of the bank so that they recommend the bank to family members, friends and coworkers. Eventually, the bank is efficient in offering its varied and quality service to customers and therefore customers choose the bank for all their banking needs than other competing banks.  The finding of the study unveils that the bank employed relationship marketing and accordingly customers of the bank are highly satisfied by the different services that the bank offers to customers   

KEY WORDS: Customer satisfaction, relationship marketing, Abay Bank, word of mouth,