List of state leaders in 109 BC

110 BC state leaders — Events of 109 BC — 108 BC state leaders — State leaders by year

Africa

• Egypt (Ptolemaic Dynasty) — Cleopatra III (116 BC-101 BC) ruled jointly with Ptolemy X (110 BC to 109 BC)) and with Ptolemy IX Lathyros (109 BC to 107 BC)
• Kush — Tanyidamani, King of Kush (110 BC–90 BC)
• Mauretania — Bocchus I, King of Mauretania (111 BC–80 BC)
• Numidia — Jugurtha, King of Numidia (118 BC–106 BC)

Asia

• China (Western Han Dynasty) — Han Wudi, Emperor of China (140 BC–87 BC)
• Korea (Gojoseon) – Ugeo, King of Korea (?-108 BC)
• Japan (legendary) - Kaika, Emperor of Japan (157 BC-98 BC)

Europe

• Athens
  1. Polycleitus, Archon of Athens (110 BC - 109 BC)
  2. Jason Epiphanes, Archon of Athens (109 BC - 108 BC)

• Ireland — Fachtna Fáthach, High King of Ireland (110 BC–94 BC)
• Roman Republic — Quintus Caecilius Metellus Numidicus and Marcus Iunius Silanus Consuls (109 BC)

Middle East

• Armenia — Artavazde II, King of Armenia (123 BC–95 BC)
• Bithynia — Nicomedes II Epiphanes, King of Bithynia (149 BC–91 BC)
• Cappadocia — Ariarathes VII Philometor, King of Cappadocia (116 BC–101 BC)
• Kommagene — Sames II Theosebes Dikaios (130 BC-109 BC)
• Mithridates I Callinicos, (109 BC–86 BC)King of Kommagene
• Nabatea — Erotimus, King of Nabatea (110 BC–100 BC)
• Osroene — Bakru II bar Bakru, King of Osroene (112 BC–94 BC)
• Parthian Empire — Mithridates the Great, Great King of Persia (124 BC–87 BC)
• Pontus — Mithridates VI Eupator Dionysius, King of Pontus (121 BC–63 BC)
• Seleucid Empire
  • Antiochus VIII Grypus, Great King of Persia (125 BC–96 BC)
  • Antiochus IX Eusebes Cyzicenus, Great King of Persia (114 BC–96 BC)