Other names and pseudonyms: Jan Panonac, Janus Pannonius Knight, Jan Pannonia, John Cesmicki.  His father died in 1440th year, when he was only six years. After his father's death to care for his upbringing cousin John Knight of Sredna (1405th to 1472nd). Although there are various solutions, previous studies have failed to offer an acceptable solution on the nature of their kinship ties. The most commonly used in the historiography of the information that John (Knight) of Sredna was Panonijev uncle, but it is not completely reliable. There's also thinking about that John Knight of Sredna surname borrowed from a family where he joined the family relations.  John Knight of Sredna Jana Pannonia as trinaestgodišnjaka sent to school in Italy. Pannonia was first studied in the Ferrari, with Guarino Guarini (Guarino Veronese, Guarinus Veronensis, 1374-1460). Pannonia was taught classical languages​​: Latin and Greek, and literature in these languages​​. After four years he studied at Padua, having achieved a doctorate of canon (church) law. For eleven years in Italy is celebrated as a poet came in connection with the renowned Italian humanist (Marzio Galeotti, Lodovico Carbone, Giorgio Valagussa, Roberto degli Orsi).