The current research aims to probe the restaurant satisfaction of students and staff members at Tainan University of Technology. Restaurant satisfaction is categorized into six dimensions, including environment, price, service requirement, food quality, service attitude, and variety of food. Two open questions are placed at the end of the questionnaire. According to the analysis, there are significantly different in the satisfaction towards service requirement between student gender and staff members, while significant difference in satisfaction towards all six satisfaction dimensions among different department students has been found. Besides, students and staff members living in different places perceive different levels of satisfaction towards price, while the respondents dining in different restaurants have different levels of satisfaction towards environment and price and the respondents who purchase food at different locations have different levels of satisfaction towards food quality. According to the results, the current research provides improvement suggestions for practitioners and the university.