John V Palaiologos or Palaeologus was Byzantine emperor from 1341 to 1391, with interruptions. His long reign was marked by constant civil war, the spread of the Black Death and several military defeats to the Ottoman Turks, who rose as the dominant power of the region.
- Occupation
- ruler
- Position held
- Byzantine emperor, Byzantine emperor, Byzantine emperor
- Citizenship
- Byzantine Empire
- Born
- June 18, 1332
- Died
- February 16, 1391