John V

John V may refer to:


 * Patriarch John V of Alexandria or John the Merciful (died by 620), Patriarch of Alexandria from 606 to 616
 * John V of Constantinople, Patriarch from 669 to 675
 * Pope John V (685–686), Pope from 685 to his death in 686
 * John V of Jerusalem, Greek Orthodox Patriarch of Jerusalem in 706–735
 * John V the Historian or Hovhannes Draskhanakerttsi, Catholicos of Armenia from 897 to 925
 * John V of Gaeta (1010–1040)
 * John V of Naples (died 1042), Duke from 1036 to 1042
 * John V, Count of Soissons, (1281–1304)
 * John V, Margrave of Brandenburg-Salzwedel (1302–1317)
 * John V Palaiologos (1332–1391), Byzantine Emperor from 1341
 * John V, Count of Sponheim-Starkenburg (1359–1437), German nobleman
 * John V, Lord of Arkel (1362–1428)
 * John V, Duke of Brittany (1389–1442), Count of Montfort
 * John V, Duke of Mecklenburg (1418–1443)
 * John V, Count of Hoya (died 1466), nicknamed the Pugnacious or the Wild
 * John V, Count of Armagnac (1420–1473)
 * John V, Duke of Saxe-Lauenburg (1439–1507)
 * John V, Count of Oldenburg (1460–1526)
 * John V, Prince of Anhalt-Zerbst (1504–1551), German prince of the House of Ascania and ruler of Anhalt-Dessau
 * John V of Portugal (1689–1750), King of Portugal and the Algarves