Customer loyalty is a sense of loyalty that customers have to always use the products offered by the cooperative. If customers are loyal to the company, they will not consider using the financial organization's existing products. Furthermore, one of the elements that influence loyalty is trust and commitment. The formulation of the problem here is how the impact of trust and commitment on client loyalty either to some extent or at the same time. The purpose of this study is to determine how the impact of trust and commitment on customer loyalty either partially or simultaneously. This exploration is directed at KSP Amertha Nadi Jaya Klungkung. The number of samples taken is 87 respondents. Information collection methods are observation, interview, documentation, writing and polling. While the technical procedures of data analysis are validity, reliability, classical assumption test, multiple linear regression analysis, multiple correlation, t test (t test), determination, and f test (f test). The results of this study indicate that there is a positive and large influence between trust and commitment to customer loyalty at KSP Amertha Nadi Jaya Klungkung, which implies that the better trust and commitment, the higher customer loyalty to KSP Amertha Nadi Jaya Klungkung.