List of state leaders in 51 BC

52 BC state leaders - Events of 51 BC - 50 BC state leaders - State leaders by year

Asia

• Japan (legendary) - Sujin, Emperor of Japan (97 BC–30 BC)
• Korea -
  • Dongbuyeo - Hae Buru, King of Dongbuyeo (86 BC– 48 BC)
  • Silla - Bak Hyeokgeose, King of Silla (57 BC– AD 4)

Europe

• Athens
  • Lysandrus, Archon of Athens (52 BC–51 BC)
  • Lysiades, Archon of Athens (51 BC–50 BC)
• Atrebates - Commius, King of the Atrebates (57 BC–20 BC)
• Bosporan Kingdom - Pharnaces II of Pontus, King of Bosporus (63 BC–47 BC)
• Caucasian Iberia - Parnavaz II, King of Caucasian Iberia (63 BC–32 BC)
• Dacia - Burebista, King of Dacia (82 BC–44 BC)
• Ireland - Conaire Mór, High King of Ireland (110 BC–40 BC)
• Odrysian kingdom - Cotys VII, Odrysian King of Thrace (57 BC–48 BC)
• Roman Republic
  • Servius Sulpicius Rufus, Consul (51 BC)
  • Marcus Claudius Marcellus, Consul (51 BC)
  • Julius Caesar, Pontifex Maximus (63 BC–44 BC)
  • Africa Province - Gaius Considius Longus, Roman governor (51 BC–50 BC)
  • Syria Province
    • Gaius Cassius Longinus, Roman Prefect (53 BC–51 BC)
    • Marcus Calpurnius Bibulus, Roman Prefect (51 BC–50 BC)

Middle East

• Armenia - Artavasdes II, King of Armenia (55 BC–34 BC)
• Cappadocia
  • Ariobarzanes II, King of Cappadocia (63 BC–51 BC)
  • Ariobarzanes III, King of Cappadocia (51 BC–42 BC)
• Characene - Tiraios II, King of Characene (79 BC–48 BC)
• Colchis - Aristarchus, King of Colchis (65 BC–47 BC)
• Commagene - Antiochus I, King of Commagene (70 BC–38 BC)
• Ancient Egypt
  • Ptolemy XII Auletes, Pharaoh of Egypt (80 BC–58 BC, 55 BC–51 BC)
  • Cleopatra VII, Pharaoh of Egypt (51 BC–30 BC)
  • Ptolemy XIII Theos Philopator, Pharaoh of Egypt (51 BC–47 BC)
• Judea
  • Hyrcanus II, King and High Priest of Judea (63 BC–40 BC)
  • Antipater the Idumaean, Roman client Governor of Judaea (60 BC–43 BC)
  • Sh'maya, Nasi (65 BC–31 BC)
• Nabatea - Malichus I, King of Nabatea (60 BC–30 BC)
• Osroene - Ma'nu II, King of Osroene (52 BC–34 BC)
• Parthian Empire - Orodes II, Emperor of Parthia (57 BC–38 BC)
• Pontus - Pharnaces II, King of Pontus (63 BC–47 BC)