Felice Diane Gaer (June 16, 1946 – November 9, 2024) was an American human rights defender and advocate.

She worked on human rights matters and was a longstanding member and the former chair of the United States Commission on International Religious Freedom.

Gaer was the first American to serve as an Independent Expert on the United Nations Committee Against Torture.

Gaer's career has involved human rights both nationally and internationally, working in different committees and commissions.

She was the director of the American Jewish Committee's Jacob Blaustein Institute for the Advancement of Human Rights from 1993.