I have come across some useful institutions that offer generous scholarships for human rights work, and most often however, these scholarships are very competitive.
Opensociety Foundations has a scholarship program, this information can be found on its official website, sometimes funding is remitted directly to different academic institutions to support those admitted students who will engage in human rights work,
Duke University Columbia University-has a human rights fellowship program that offers generous funding
Fordham University
New York University -Hauser Global Program and has different generous fellowships targeting Human rights practitioners.
Graduate Women International -and national chapters worldwide may provide some grants (www.graduatewomen.org
American Association of University Women ,supports women and provides various grants of different amounts for education-have international fellowships for women admitted to study in the USA(grants amount to USD18000) and other similar academic grants (www.aauw.org)
PEO international, also provides education grants of various amounts to women admitted to study in universities in the USA. (www.peointernational.org)
others are MacArthur foundation , (www.macfound.org)
Margaret McNamara education grants(www.mmeg.org)
Robert S.McNamara Fellowship program:
Fulbright scholarships by US government
World Bank also administers some scholarships