Joan Louise Brown Campbell was an American Christian minister and ecumenical leader. She had standing as an ordained minister in both the Christian Church and the American Baptist Church. In 1991, she became the first ordained woman to serve as the general secretary for the National Council of Churches of Christ USA. During her career, she also served as the head of the US office for the World Council of Churches, and later, as director of the Religion Department for the Chautauqua Institution. In both cases, she was the first woman to hold these roles.