This study investigates the empirical relationship between Management Information Systems (MIS) and corporate responsiveness in microfinance banks in Bayelsa State. The research aimed to examine how components of MIS, specifically Executive Support Systems (ESS) and Transaction Processing Systems (TPS), influence the responsiveness of microfinance banks to operational challenges and market demands. A correlational survey approach was employed, with a target population of eighty-four (84) management-level employees from microfinance banks in Bayelsa State. Primary data were collected using a structured questionnaire, and analyzed using descriptive and inferential statistics with the aid of SPSS version 23. The inferential analysis revealed a significant relationship between ESS, TPS, and corporate responsiveness. The study concludes that a positive and significant relationship exists between MIS and corporate responsiveness in these banks. It is recommended that microfinance banks invest in advanced MIS, enhance employee training, strengthen ESS, streamline TPS, and continuously evaluate their MIS infrastructure to improve corporate responsiveness and maintain competitiveness in the dynamic banking environment. The findings highlight the crucial role of MIS in enhancing the operational efficiency and strategic agility of microfinance banks in Bayelsa State