List of state leaders in 253

Africa

*Kush - Teqerideamani II, King of Kush (246-266?)

Asia

*Bactria and Gandhara - Peroz I, Kushanshah (c.250-265)
*Baekje - Goi, King of Baekje (234-286)
*Chera - Ilamcheral Irumporai, King of Chera (241-257)
*Gaya - Geodeung, King of Gaya (199-259)
*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 - ?
*Persia - Shapur I of Persia, King of Persia (241-272)
*Armenia - Artavazde VI, King of Armenia (252-283)
*Shu Han - Liu Shan, Emperor of Shu Han (223-263)
*Silla - Cheomhae, King of Silla (247-261)
*Tuoba - Tuoba Liwei, Chieftain of the Tuoba clan (219-277)
*Wei - Cao Fang, Emperor of Wei (239-254)
*Wu - Sun Liang, EMperor of Wu (252-258)

Europa

*Roman Empire -
**Gallus, Roman Emperor (251-253)
**Volusianus, Roman Emperor (251-253)
**Aemilianus, Roman Emperor (253)
**Valerian, Roman Emperor in the East (253-260)
**Gallienus, Roman Emperor in the West (253-268)