Demetrius, a learned Greek, born at Constantinople, left that city after its being taken by the Turks, and afterwards taught Greek in several cities in Italy. He composed a Greek grammar; and died at Milan in 1513.

Laonicus, a famous Greek historian of the 15th century, was born at Athens; and wrote an excellent history of the Turks, from Ottoman, who reigned about the year 1300, to Mahomet II. in 1453.