List of state leaders in 57

AD 56 state leaders – Events of AD 57 – AD 58 state leaders – State leaders by year

Africa

• Kush – Amanitenmemide, King of Kush (c.50–62)

Asia

• China –
  1. Guangwu, Emperor of China (25–57)
  2. Ming, Emperor of China (57–75)
• Japan (Legendary Emperors) – Suinin, Emperor of Japan (29 BC-AD 70)
• Korea (Three Kingdoms Period)
  • Baekje – Daru, King of Baekje (28–77)
  • Goguryeo – Taejo, King of Goguryeo (53–146)
  • Silla –
    1. Yuri, King of Silla (24–57)
    2. Talhae, King of Silla (57–80)
• Kushan Empire – Kujula Kadphises, King of Kush (30–80)

Europe

• Bosporan Kingdom – Tiberius Julius Cotys I, Roman client King of Bosporus (46–63)
• Brigantes – Cartimandua, Queen of the Brigantes (43–69)
• Caucasian Iberia – Pharsman, King of Caucasian Iberia (50–58)
• Iceni – Prasutagus, King of the Iceni (47–60)
• Ireland – Elim mac Conrach, High King of Ireland (56–76)
• Regnenses – Tiberius Claudius Cogidubnus, King of the Britons (50–?) and King of the Regnenses (43–?)
• Roman Empire (Principate – Julio-Claudian dynasty)
  • Nero, Roman Emperor (54–68)
  • Nero, Consul (57)
  • Lucius Calpurnius Piso, Consul (57)
  • Lucius Caesius Martialis, Consul suffectus (57)
  • Sextus Afranius Burrus, Praetorian prefect (50–62)
  • Roman Britain (Britannia Province)
    • Aulus Didius Gallus, Roman governor (52–57)
    • Quintus Veranius, Roman governor (57)
  • Ægyptus Province – Tiberius Claudius Balbilus, Roman Prefect (55–59)
  • Judea (Iudaea Province)
    • Antonius Felix, Roman Procurator (52–60)
    • Agrippa II, Tetrarch of Batanaea (53–100)
    • Aristobulus, Tetrarch of Chalcis (57–92)
    • Shimon ben Gamliel, Nasi of the Sanhedrin (50–70)
    • Ishmael ben Fabus, High Priest of Judea (15–16, 56–62)
  • Syria Province – Gaius Ummidius Durmius Quadratus, Roman governor (50–60)
• Ulaid – Elim mac Conrach, King of the Ulaid (56–76)

Middle East

• Adiabene
  • Helena, Queen of Adiabene (30–58)
  • Monobaz II, King of Adiabene (55–mid 70s)
• Armenia – Tiridates I, King of Armenia (53, 54–58, 62–72)
• Armenia Minor – Aristobulus of Chalcis, King of Armenia Minor (55–72)
• Characene – Attambalos IV, King of Characene (54–65)
• Commagene – Antiochus IV, King of Commagene (38, 41–72)
• Nabatea – Malichus II, King of Nabatea (40–70)
• Osroene
  • Ma'nu V, King of Osroene (50–57)
  • Ma'nu VI, King of Osroene (57–71)
• Parthian Empire
  • Sanabares, Great King (Shah) of Parthia (50–65)
  • Vologases I, Great King (Shah) of Parthia (51–78)
  • Vardanes II, Great King (Shah) of Parthia (55–58)
• Pontus – Polemon II, King of Pontus (38–64)
• Sophene – Sohaemus, King of Sophene (56–63)