List of state leaders in 259

This is a list of heads of state, government leaders, and other rulers in the year 259.

Africa

• Kush – Tegerideamani II, King of Kush (246–266?)

Asia

• Bactria and Gandhara – Peroz I, Kushanshah (c. 250–265)
• Baekje – Goi, King of Baekje (234–286)
• Chera – Perumkadungo, King of Chera (257–287)
• China (Three Kingdoms)
  • Shu Han - Liu Shan, Emperor of Shu Han (223-263)
  • Wei – Cao Mao, Emperor of Wei (254–260)
  • Wu - Sun Xiu, Emperor of Wu (258-264)
• Gaya –
  1. Geodeung, King of Gaya (199–259)
  2. Mapum, King of Gaya (259–291)
• Goguryeo – Jungcheon, King of Goguryeo (248–270)
• Gupta Empire – Maharaja Sri-Gupta, King of the Gupta Empire (240–280)
• Iberia – Mithridates II Mihrdat, King of Iberia (249–265)
• Kushan Empire – Kanishka III, King of the Kushans (255–275)
• Persia – Shapur I of Persia, King of Persia (241–272)
• Armenia - Sassanid Kingship (252-287)
• Silla – Cheomhae, King of Silla (247–261)
• Tuoba – Tuoba Liwei, Chieftain of the Tuoba clan (219–277)
• Western Kshatrapas – Rudrasen II (256–278)