This study investigated the impact of internal corporate social responsibility on employee creativity in the polyethylene industry of Oluyole Local Government Area of Ibadan, Oyo State. Through random sampling, two valid and reliable questionnaires were administered to employees in the polyethylene industry of Oluyole Local Government Area of Ibadan, Oyo State. Correlational analyses of 183 properly filled and returned questionnaires showed that internal corporate social responsibility (I-CSR) has a significant relationship/impact on
employee creativity. Therefore, entrepreneurs, business owners, researchers and policymakers should make deliberate efforts and policies such as managerial/employee creativity training,engagement of creativity practitioners and experts to foster organisational creativity, investing in CSR/I-CSR research and practices, increasing the sample sizes of future studies in the polyethylene industry.