Journal of Internet Banking and Commerce An open access Internet journal (http://www.arraydev.com/commerce/jibc/) Journal of Internet Banking and Commerce, August 2012, vol. 17, no.2 (http://www.arraydev.com/commerce/jibc/) Evaluation of Online Bank Efficiency in Bangladesh: A Data Envelopment Analysis (DEA) Approach Mohammad Romel Bhuia Assistant Professor, Department of Statistics, Shahjalal University of Science and Technology, Sylhet-3114, Bangladesh Postal Address: Department of Statistics, Shahjalal University of Science and Technology, Sylhet-3114, Bangladesh Author's Personal/Organizational Website: http://www.sust.edu/department/sta/ Email: romel_stat@yahoo.com or romel-sta@sust.edu Mr. Romel is working in Department of Statistics as an Assistant Professor, Shahjalal University of Science and Technology (SUST), Bangladesh. Azizul Baten Visiting Professor Madya, Department of Decision Science, School of Quantitative Sciences, Universiti Utara Malaysia, 06010 UUM Sintok, Darul Aman, Malaysia & Professor Dr. Md. Azizul Baten (on leave), Department of Statistics, Shah Jalal University of Science and Technolgy, Sylhet-3114, Bangladesh Postal Address: Department of Decision Science, School of Quantitative Sciences Universiti Utara Malaysia, 06010 UUM Sintok, Darul Aman, Malaysia Author's Personal/Organizational Website: http://www.sust.edu/department/sta/ Email: md.azizul@uum.edu.my or baten_math@yahoo.com Visiting Associate Professor Dr. Md. Azizul Baten currently is working in Department of Decision Science, School of Quantitative Sciences, Universiti Utara Malaysia, 06010 Sintok, Kedah, Malaysia and previously he has been working in Department of Statistics as a full Professor, Shahjalal University of Science and Technology (SUST), Bangladesh. His areas of interest are Stochastic optimization models in control and growth theory; Inventory production models; and Stochastic frontier and Meta-frontier production function models. His research publications include papers in prestigious journals such as IEEE Transactions on Automatic Control, Stochastic Analysis and Applications, Journal of Applied Mathematics and Stochastic Analysis etc.