Italian Christian Hebraist; born at Rocca-Coragio, Calabria, in the second half of the fifteenth century. Having studied Hebrew under a Portuguese rabbi at Rome, he was appointed teacher of that language at the university. In 1530 he was appointed by Francis I. professor at the Coll�ge de France, where he interpreted both the Hebrew and Greek texts of the Scripture. Guidacerius wrote the following: "Institutiones Grammatic� Hebraic� Lingu�," compiledfrom the grammar "Peta? Debarai" and the "Miklol" of ?im?i (Rome, 1514; Paris, 1529, 1539, and 1546); "Peculium Agathi," on the Hebrew letters, vowels, accents, and syllables (Paris, 1537); "Versio Latina Grammatic� David Kimchi" (Paris, 1540); commentaries to the Psalms; a commentary to Canticles, with the Hebrew and Latin texts (Rome, 1524); a commentary to Ecclesiastes (Paris, 1531).