Benet Canfield, also known as Father Benet, Benoit of Canfield, or Benoît de Canfeld, (1562–1610), was an English Recusant and mystic. His Rule of Perfection served as a manual two or three generations of mystics. For his influence on Madame Acarie, Pierre de Bérulle, André Duval, and Vincent de Paul he has been called the "Masters of masters".