Christiani a surname common to several converts from Judaism, of whom we mention the following:
1. FRIEDRICH ALBRECHT (originally Baruch ben-Moses), who was baptized November 28, 1674, at Strasburg, was lector of Hebrew for some time at Leipsic, and edited Abrabanel's Commentary on the Former Prophets, with a Latin index (Leipsic, 1686): — The Book of Jonah, in Hebrew, with the Chaldee and Massora, etc. (ibid. 1683): — The Epistle to the Hebrews, in Hebrew, a translation which R. J. B. Carpzov calls Put a, Tersa et Nitida (ibid. 1676): — Von dem Glauben und Aberglauben der Juden (ibid. 1705, 1713). See Furst, Bibl. Jud. 1:178; Wolf, Bibl. Hebr. 1:989; Delitzsch, Wissenschaft, Kunst und Judenthum, page 301.
2. MORITZ WILHELM (also called Kayser), originally rabbi at Schleusingen, and baptized there in 1715, is the author of Kurze Beschreibung einer judischen Synagoge (Ratisbon, 1723; Bremen, 1732): — Rede zur Einladung fur rabb. Studien, an inaugural address at the opening of his rabbinical lectures at Altorf, January 15, 1721, and edited by J.I. Kohler, professor at Altorf in that year. See Furst, Bibl. Jud. 1:178; Kalkar, Israel u. die Kirche, page 104; Delitzsch, Wissenschaft, Kunst und Judenthum, page 303.
3. PAUL (originally Joseph ben-Jacob), professor of Hebrew and rabbinical literature at Halle, is the author of, כּתָב ישֶׁר or an Epistle to the Jews, in Hebrew and German (Halle, 1711):-De Eisenmengeri Judaismo Detecto (ibid.). See Furst, Bibl. Jud. 1:178; Wolf, Bibl. Hebr. 1:965; Delitzsch, Wissenschaft, Kunst und Judenthum, page 302. (B.P.)