Jakov Varingez (c. 1400 – 27 April 1485 or 1496), also known as Giacomo Illirico, Giacomo of Bitetto or in English James of Sclavonia, was a Croatian Roman Catholic monk of the Order of Friars Minor (Franciscans). He assumed the name "Giacomo" (James) after his profession into that order. He was beatified on 29 December 1700 by Pope Clement XI and was proclaimed to be Venerable on 19 December 2009 by Pope Benedict XVI. He is patron of the town of Bitetto in Bari, Apulia, Italy.