List of state leaders in 66 BC

67 BC state leaders - Events of 66 BC - 65 BC state leaders - State leaders by year

Africa

• Ptolemaic Egypt - Ptolemy XII Auletes, Pharaoh of Egypt (80 BC–58 BC)
• Numidia - Hiempsal II, King of Numidia (88 BC–60 BC)

Asia

• Han Empire - Xuan Di, Han Emperor (73 BC – 49 BC)
• Indo-Greek Kingdom - Apollodotus II, King of the Punjab (80 BC–65 BC)
• Indo-Scythian Kingdom - Spalahores, Indo-Scythian King (c. 75 BC–65 BC)
• Japan (legendary) - Sujin, Emperor of Japan (97 BC–30 BC)
• Korea -
  • Dongbuyeo - Hae Buru, King of Dongbuyeo (86 BC– 48 BC)

Europe

• Athens
  • Theoxenus?, Archon of Athens (67 BC–66 BC)
  • Medeius?, Archon of Athens (66 BC–65 BC)
• Dacia - Burebista, King of Dacia (70 BC–44 BC)
• Ireland - Conaire Mor, High King of Ireland (110 BC–40 BC)
• Roman Republic
  • Manius Aemilius Lepidus, Consul (66 BC)
  • Lucius Volcatius Tullus, Consul (66 BC)

Middle East

• Armenia - Tigranes II (the Great), King of Armenia (95 BC–55 BC)
• Osroene - Abgar II bar Abgar, King of Osroene (68 BC–52 BC)
• Parthian Empire - Phraates III, Emperor of Parthia (70 BC–57 BC)
• Pontus - Mithridates VI Eupator, King of Pontus (120 BC–63 BC)