Background:Diabetes mellitus (DM) is a disease of inadequate control of blood levels of glucose.This study was conducted to evaluate the incidence of nerve palsy in diabetic patients.Materials and Methods: In this study there were total 100 participants out of which 50 subjects had diabetes mellitus and 50 participants were controls. The subjects had been asked to give consent and were informed about the procedure. The subjects who did not want to give consent were excluded from the study while those who gave consent and those who wanted to participate had been included in the study. All the patients were examined for 6th nerve palsy and the incidence of the condition was noted. Statistical analysis had been performed using SPSS software. Results: 6th nerve palsy was evident in 12 (24%) patients and was absent in 38 (76%) patients. Mean duration of diabetes mellitus in diabetic patients with and without nerve palsy was 15.3 years and 7.6 years respectively. Conclusion: The incidence of 6th nerve palsy in diabetic patients in this study was 24%.