Abstract
The study aims to Effect the role of banking deposits in the Iraqi banking sector, which is a tool of financial intermediation banking in support of the Iraqi economy. The research dealt with theoretical concepts related to both bank deposits and economic growth represented by GDP.Total bank deposits have used in the Iraqi banking sector and gross domestic product (GDP) for the period (1991-2017), Statistical methods (Pearson correlation, linear regression) and financial indicators (bank deposits and GDP) have used through the statistical program (SPSS V.23 and Excel 2016) to test the hypotheses of the study, The main results of the study were a positive correlation between bank deposits and GDP as the increase in bank deposits in one unit leading to an increase in gross domestic product by (3.493).