Abstract The general purpose of this paper was to investigate the effect of Total Quality Management on organizational performance of commercial banks in Nigeria. The specific objective of the paper was to ascertain the extent to which the application of total quality management practices affects customer satisfaction in Nigerian commercial banks. In doing this, survey research design was employed and data were collected with the use of questionnaires and was presented in a tabular form and t-test was used with the aid of Statistical Package for Social Science (SPSS) version 20.0. We found that the application of total quality management practices affect customer satisfaction in Nigerian commercial banks and that total quality management practices affect customer’s continuous loyalty in Nigerian commercial banks. It was equally ascertained that the application of Total Quality Management practices has helped in achieving improved quality output and reduced cost. Following our findings, it was recommended that the employees should get involved and a serene environment where the staff should be given the opportunity to create the room on how customers should be satisfied so as to achieve organizational values and goals.