Gualter, Rodolphus, son-in-law of Zwinli, and one of the first Swiss Reformers, was born at Zurich Nov. 9, 1519, succeeded Bullinger as pastor, became superintendent at Zurich in 1575, and died Nov. 25, 1586. His commentaries are highly esteemed and rare, viz. Homiliae cccxi in Matthaeum (zurich, 1590-96, 2 vols. fol.) : — Homil. clxxv in Acta (Zurich, 1577, fol.). He wrote also a strong anti-papal treatise, Antichristus (Zurich, 1546, 8vo). A complete edition of his works appeared at Zurich in 1585 (15 vols. 8vo). — Hoefer, Nouv. Biog. Generale, 21:810; Winer, Theol. Literatur, ii, 555; Darling, Cyclop. Bibliographica, i, 1350.