This study aimed to reveal the factors affecting the e-trust in online banking systems in Jordan , through a group of dimensions that affect e-trust, to achieve the objective of this study the researchers prepare a questionnaire that include (29) paragraph, to collect the primary information from the study sample, and then collecting , analyzing the data and testing the hypotheses using SPSS, the study sample consisted of (120) respondents . Different statistical methods were used to achieve the objectives of the study. the paper revealed that there is statistically significant relationship between the online banking system dimensions (Information quality, System use, Perceived value, Imposed commission (service price), Social factors (Familiarity ,Empathy ,Equity)) and the customer e-trust in online banking systems. A set of recommendations were proposed to enhance customer's e-trust and guide decision makers in the banking sector to boost their clients' trust in online banking systems through a long term strategy 5to develop the online systems.