Constantine XI Palaiologos was born on February 8, 1405.
Constantine XI Palaiologos was born on February 8, 1405 and died on May 29, 1453. Constantine XI Palaiologos would have been 48 years old at the time of death or 607 years old today.
Constantine XI Palaiologos died on May 29, 1453 at the age of 48.