Employees, no doubt, are the main force in organizations, and their innovative behaviours are vital for outcome efficacy. Innovative organisations, therefore, need creative employees who generate new ideas for product or process of innovation. This study investigated the effect of six thinking hats creativity technique on innovative competence of social worker. A pretest-post-test quasi-experimental design was adopted for the study. Forty-eight (48) participants chosen among social workers in two randomly selected Non Governmental Organisations participated in the study. Data were collected using Innovative Competence Scale. Analysis of variance was employed for data analysis with significant level fixed at 0.05. Findings from the study revealed that the treatment significantly affect participants' innovative competence. Based on the results, the study recommended that creativity be integrated into the training programmes for personnel in the workplace.