List of state leaders in 78

This is a list of heads of state, government leaders, and other rulers in the year 78.

Africa

• Kush – Amanikhatashan, Queen of Kush (62–85)

Asia

• China – Zhang, Emperor of China (75–88)
• Japan (Legendary Emperors) – Keikō, Emperor of Japan (71–130)
• Korea (Three Kingdoms Period)
  • Baekje – Giru, King of Baekje (77–128)
  • Goguryeo – Taejo, King of Goguryeo (53–146)
  • Silla – Talhae, King of Silla (57–80)
• Kushan Empire – Kujula Kadphises, King of Kush (30–80)

Europe

• Bosporan Kingdom – Tiberius Julius Rhescuporis I, Roman client King of Bosporus (68–90)
• Caucasian Iberia – Kaos, King of Caucasian Iberia (72–87)
• Dacia – Duras, King of Dacia (68–87)
• Ireland – Túathal Techtmar, High King of Ireland (76–106)
• Roman Empire (Principate – Flavian dynasty)
  • Vespasian, Roman Emperor (69–79)
  • Decimus Iunius Novius Priscus, Consul (78)
  • Lucius Ceionius Commodus Verus, Consul (78)
  • Titus, Praetorian prefect (71–79)
  • Roman Britain (Britannia Province)
    • Sextus Julius Frontinus, Roman governor (74–78)
    • Gnaeus Julius Agricola, Roman governor (78–84)
  • Ægyptus Province – Gaius Aeterius Fronto, Roman Prefect (78–79)
  • Judea (Iudaea Province)
    • Lucius Flavius Silva, Roman Legate (72–81)
    • Agrippa II, Tetrarch of Batanaea (53–100)
    • Aristobulus, Tetrarch of Chalcis (57–92)

Middle East

• Armenia - Tiridates I, King of Armenia (52–58, 62–66 & 66–88)
• Characene – Orabazes II, King of Characene (73–80)
• Nabatea – Rabbel II Soter, King of Nabatea (70–106)
• Osroene – Abgar VI, King of Osroene (71–91)
• Parthian Empire
  • Vologases I, Great King (Shah) of Parthia (51–78)
  • Vologases II, Great King (Shah) of Parthia (77–80)
  • Pacorus II, Great King (Shah) of Parthia (78–105)