This book work is an outcome of a research study conducted in Nagapatinam District of Tamil Nadu, India on the Role of National Bank for Agriculture and Rural Development (NABARD) in Socio-Economic Development. NABARD plays an important role in economic and social development by providing finance both for Seasonal Agricultural Operations and Rural Development. NABARD?s role in bringing about overall growth of the rural areas by evolving and implementing holistic schemes by extending refinance support to Co-operatives, Regional Rural Banks (RRBs) and Commercial Banks (CBs) in order to provide loans for Seasonal Agricultural Operation (SAO), Farm Sector (FS) and Non-Farm Sector (NFS). The role of NABARD in Agriculture and Rural Development is described in terms of credit and development functions. The performance of NABARD assisted institutions at the grass root level and its impacts at the beneficiary level are assessed in depth. As regards development functions, Rural Infrastructure Development created through Rural Infrastructure Development Fund (RIDF) is also analyzed. Recommendations are also forwarded to enhance the role of NABARD in agriculture and rural development.