Betty Williams (born 22 May 1943) was a co-recipient with Mairead Corrigan of the Nobel Peace Prize in 1976 for her work as a co-founder of Community of Peace People, an organisation dedicated to promoting a peaceful resolution to The Troubles in Northern Ireland.

She heads the Global Children’s Foundation and is President of the World Centers of Compassion for Children International. She is also the Chair of the Institute for Asian Democracy in Washington D.C. and a Distinguished Visiting Professor at Nova Southeastern University. In 2006, Williams was one of the founders of the Nobel Women’s Initiative along with sister Nobel Peace Laureates Mairead Corrigan Maguire, Shirin Ebadi, Wangari Maathai, Jody Williams and Rigoberta Menchu Tum.