Tamil Nadu Grama Bank Officers Association (TNGBOA) is a Trade Union (Registered under the Trade Unions Act 1926, Reg. No. 463/VDR) functioning for the welfare of Officers working in Tamil Nadu Grama Bank, a Regional Rural Bank headquartered in Salem, Tamil Nadu, India. TNGBOA is affiliated to NATIONAL FEDERATION OF REGIONAL RURAL BANK OFFICERS (NFRRBO), an Officers wing of ALL INDIA REGIONAL RURAL BANK EMPLOYEES ASSOCIATION (AIRRBEA). TNGBOA is the Trade Union functioning with majority officers of Tamil Nadu Grama Bank as its members.