Abstract: Over the years, the Nigerian banking industry has become deep and experienced and there has been a high level of improvement and development, but the economic growth has not attained the same level attained by the banking industry, hence, the reason for this study which focussed on the relationship between deposit money banks (DMBs) and economic growth in Nigeria from 1994 to 2017. The study was carried out on secondary data obtained from real gross domestic product (RGDP), money supply (M2), bank credit (BC) and interest rate (INT).