List of state leaders in 12

This is a list of heads of state, government leaders, and other rulers in the year 12.

Africa

• Kush – Natakamani, King of Kush (1 BC–AD 20)
• Mauretania – Juba II, King of Mauretania (25 BC–AD 23)

Asia

• China – Wang Mang, Emperor of China (8–23)
• Japan (Legendary Emperors) – Suinin, Emperor of Japan (29 BC–AD 70)
• Korea –
  • Baekje – Onjo, King of Baekje (18 BC– AD 28)
  • Dongbuyeo – Daeso, King of Dongbuyeo (7 BC– AD 22)
  • Goguryeo – Yuri, King of Goguryeo (19 BC– AD 18)
  • Silla – Namhae, King of Silla (4–24)
• Kushan Empire – Heraios, King of Kush (1–30)

Europe

• Atrebates – Eppillus, King of the Atrebates (8–15)
• Bosporan Kingdom – Tiberius Julius Aspurgus, Roman client King of Bosporus (8 BC–38 AD)
• Catuvellauni – Cunobelinus, King of the Britons and King of the Catuvellauni (9–40)
• Caucasian Iberia – Aderk, King of Caucasian Iberia (1–30)
• Ireland – Cairbre Cinnchait, High King of Ireland (9–14)
• Marcomanni – Marbod, King of the Marcomanni (9 BC–19 AD)
• Odrysian kingdom
  • Rhoemetalces I, Odrysian King of Thrace (12 BC–12 AD)
  • Cotys VIII, Odrysian King of Thrace (12–18)
  • Rhescuporis II, Odrysian King of Thrace (12–18)
• Roman Empire (Principate – Julio-Claudian dynasty)
  • Augustus, Roman Emperor (27 BC–14 AD)
  • Germanicus, Consul (12)
  • Gaius Fonteius Capito, Consul (12)
  • Gaius Visellius Varro, Consul suffectus (12)
  • Ægyptus Province
    • Pedo, Roman Prefect (11–12)
    • Quintus Magnus Maximus, Roman Prefect (12–14)
  • Judea (Iudaea Province)
    • Marcus Ambivulus, Roman Prefect (9–12)
    • Annius Rufus, Roman Prefect (12–15)
    • Herod Antipas, Tetrarch of Galilee (4 BC–39 AD)
    • Herod Philip I, Tetrarch of Batanaea (4 BC–34 AD)
    • Herod Philip II, Tetrarch of Ituraea and Trachonitis (4 BC–34 AD)
    • Annas, High Priest of Judea (6–15)
  • Syria Province
    • Quirinius, Roman Prefect (6–12)
    • Quintus Caecilius Metellus Creticus Silanus, Roman Prefect (12–17)

Middle East

• Armenia
  • Tigranes V with Erato, Co-Rulers of Armenia (6-12)
  • Vonones I of Parthia, King of Armenia (Roman protectorate) (12–18)
• Cappadocia – Archelaus, King of Cappadocia (36 BC–17 AD)
• Characene – Abinergaos I, King of Characene (10–23)
• Commagene – Antiochus III, King of Commagene (12 BC–17 AD)
• Nabatea – Aretas IV Philopatris, King of Nabatea (9 BC–40 AD)
• Osroene – Ma'nu IV, King of Osroene (7–13)
• Parthian Empire
  • Vonones I, Great King (Shah) of Parthia (8–12)
  • Artabanus III, Great King (Shah) of Parthia (10–35, 36–38)
• Pontus – Pythodorida, King of Pontus (8 BC–38 AD)