Abstract: The current study aimed to identify the effect of knowledge application on the success of change management in the Iraqi Rafidain Bank from the point of view of the administrators working in the Iraqi Rafidain Bank. Its validity and reliability, and the sample of the study consisted of (320) administrators working in all branches of the Iraqi Rafidain Bank, who were chosen by a simple random method. And after analyzing the responses of the study sample on the study tool tool through the SPSS statistical analysis program.

The results revealed that there is an effect, with a high degree, of the application of knowledge in the success of change management in the Iraqi Rafidain Bank. Study recommended the bank need to employ all dimensions of knowledge application because of their impact on the success of change management in the Iraqi Rafidain Bank. As well as the need to activate the role of the social dimension in knowledge within the Iraqi Rafidain Bank through the employment of some administrative strategies that develop the spirit of teamwork as well as methods of communication and communication between employees.