Bondsus, bishop of Sardica in the latter half of the fourth century, opposed the worship of the Virgin and other Roman novelties, and was, in consequence, unjustly branded as a heretic. His followers seem to have embraced Arianism. Walch published a treatise, De Bonoso Haeretico (Gott. 1764).-Mosheim, Eccl. Hist. cent. 4, pt. ii, ch. v, § 25, note; Lardner, Works, 4:244.