Tamil Nadu Depressed Women Welfare Society (TNDWWS) is a registered voluntary developmental organisation, working for the welfare and development of disadvantaged people in rural areas of the Trichirappalli district in Tamil Nadu state, India. The organisation provides self-employment training such as tailoring and embroidery, organic agriculture farming training and a range of capacity building opportunities. The organisation has moreover worked work with adolescent girls on heath and hygiene, runs programmes on human trafficking, and works with children in summer camps.