a Belgian writer, was born at Bruges in 1786, and died at Brussels in 1859. He published, Considerations sur l'Histoire les Principaux Conciles, etc. (Brussels, 1816; Paris, 1818, 2 volumes): — Esprit de l'Elise, etc. (Paris, 1821, 6 volumes). These two works were republished under the title Histoire Philosophique, Politique et Critique du Christianisme et des Eglises Chretiennes (ibid. 1836-37, 8 volumes), and an abridged edition, entitled Resume de l'Histoire du Christianisme (1856, 2 volumes): — Vie de Scipion Ricci, Eveque de Pistoie (Brussels, 1825, 3 volumes; Paris, 1826, 4 volumes): — Lettres de Pie V, sur les Affaires Religieuses de Son Temps en Franuce (1827): — Catechisme Rationel (eod.; reprinted by baron de Pounat in 1862). But all of Potter's works, written in the philosophical spirit of the 18th century, were placed on the "Index" at Rome. See Lichtenberger, Encyclop. des Sciences Religieuses, s.v.; Winer, Handbuch der theol. Lit. 1:543, 866. (B.P.)