List of state leaders in 188

187 state leaders – Events of AD 188 – AD 189 state leaders – State leaders by year

Africa

• Kush – Aritenyesbokhe, King of Kush (175–190)

Asia

• China – Ling, Emperor of China (168–189)
• Korea (Three Kingdoms Period)
  • Baekje – Chogo, King of Baekje (166–214)
  • Goguryeo – Gogukcheon, King of Goguryeo (179–197)
  • Silla – Beolhyu, King of Silla (184–196)

Europe

• Armenia – Vologases V of Parthia, King of Armenia (180–191)
• Athens
  • Tiberius Claudius Bradouas Atticus Marathonius, Archon of Athens (187–188)
  • Commodus, Archon of Athens (188–189)
• Bosporan Kingdom – Tiberius Julius Sauromates II, Roman client King of Bosporus (174–211)
• Caucasian Iberia – Amazasp II, King of Caucasian Iberia (185–189)
• Ireland – Art mac Cuinn, High King of Ireland (165–195)
• Roman Empire (Principate – Nervan-Antonian dynasty)
  • Commodus, Roman Emperor (177–192)
  • Lucius Seius Fuscianus, Consul (188)
  • Marcus Servilius Silanus, Consul (188)
  • Cleander, Praetorian prefect (182–190)
  • Publius Atilius Aebutianus, Praetorian prefect (185–188)
  • Lucius Julius Vehilius Gratus Julianus, Praetorian prefect (188–189)
  • Ægyptus Province – Marcus Aurelius Verrianus, Roman Prefect (188)
  • Syria Palaestina Province – Judah haNasi, Nasi of the Sanhedrin (165–220)

Middle East

• Adiabene – Narsai, Parthian client King of Adiabene (170–200)
• Characene – Attambalos VIII, King of Characene (180–195)
• Osroene – Abgar IX, King of Osroene (177–212)
• Parthian Empire – Vologases IV, Great King (Shah) of Parthia (147–191)