Ubertino Posculo (c. 1430 – 1507); also spelled Ubertino Pusculo and Latinized as either Ubertinus Posculus or Ubertinus Pusculus, was an Italian Humanist who was a student in Constantinople when the city was sacked in 1453 by the Ottoman army. Upon his return home, Posculo was the first to teach both Greek and Latin in Brescia.