Sr. Mary Margaret Funk, OSB, is an American writer and advocate of interreligious dialogue. Her published works include a trilogy of books on "The Practice of the Spiritual Life".

In 1993 Funk spoke at the Parliament of the World's Religions. From 1994-2004 she was Executive Director of the Monastic Interreligious Dialogue Board, which coordinates the organization that aims to foster interreligious and intermonastic dialogue. In this capacity she coordinated a number of events, notably the Gethsemani Encounters and Benedict's Dharma Conference. In 1995 she traveled to India and Tibet on the 6th Spiritual Exchange Program.

A former Prioress and still a current member of Our Lady of Grace Monastery in Beech Grove, Indiana, which she entered in 1961, Funk directs the School of Lectio Divina at the adjacent Benedict Inn.