BACKGROUND Diabetes mellitus, especially type 2 diabetes, is one of the main threats to human health in the contemporary century, and diabetic patients may frequently require hospitalization due to the chronic nature of their illness, that this issue causes various problems, such as increasing economic costs. The present study was conducted in order to determine the individual factors related to readmission of patients with type 2 diabetes in Bandar Abbas hospitals in 2017. MATERIALS AND METHODS The present cross-sectional study was conducted on 140 women and men with type 2 diabetes who had readmission in Bandar Abbas hospitals in 2017 selected by convenience sampling method. Data was collected using a questionnaire from patient. Data was analysed using statistical tests and SPSS software version 18. RESULTS The findings showed that individual factors (aging, occupational status, number of children, body mass index, exercise, smoking, history of smoking and narcotics) are among factors influencing the readmission of patients with type 2 diabetes. CONCLUSION Individual factors, some of which are non-adjustable, increase the risk of readmission in patients with type 2 diabetes.