List of state leaders in 418

417 state leaders – Events of 418 – 419 state leaders – State leaders by year

Europe

• Vandals - Gunderic, King of the Vandals (407–428)
• Visigoths - Wallia, King of the Visigoths (415–419)
• Western Roman Empire - Honorius, Western Roman Emperor (395–423)

Middle East

• Eastern Roman Empire - Theodosius II, Eastern Roman Emperor (408–450)