Binny Yanga (7 July 1958 – 3 September 2015) was an Indian social worker, a member of the National Planning Commission of India[1][2] and the founder of Oju Welfare Association (OWA),[3][4][5][6] a non governmental organization based in Arunachal Pradesh, working for the welfare of the weaker sections of the society and campaigning against social Illnesses such as child marriage, forced marriage and dowry.

[12] Binni Yanga registered the adult education and nursery centre she started in 1979 as a society in 1988, under the name Oju Welfare Association (OWA).

[1][7] Yanga organized social awareness campaigns and seminars on health and other issues and was also involved with the promotion of traditional crafts of India for which she founded Himgiri Multi-purpose Co-operative Society, a marketing agency for the rural artisans.

[2] She was the secretary of Himgiri Multipurpose Cooperative Society Limited,[3] Naharlagun and Arunachal Pradesh Women's Voluntary Association.

She was also a member of Muskaan Society, Papum Pare Juvenile Justice Board,[3] Rama Krishna Mission Hospital, Itanagar and Country Women Association of India.