List of state leaders in 257 BC

See also
List of state leaders in 258 BC Events of 257 BC List of state leaders in 256 BC State leaders by year

This is a list of heads of state, government leaders, and other rulers in the year 257 BC.

The column "Title" refers to being of the state in question (e.g. "Emperor" under the heading "Japan" means "Emperor of Japan") unless otherwise stated.

Africa

Cyrene

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Magas	King	—	276 BC	250 BC

Egypt

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ptolemy II Philadelphus	Pharaoh	Ptolemaic dynasty	288 BC	246 BC

Kush

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Amanislo	King	—	260 BC	250 BC

Eastern Numidia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Gala	King	—	275 BC	207 BC

Middle East and Asia Minor

Armenia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Sames	King	Orontid dynasty	260 BC	243 BC

Bithynia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Nicomedes I	King	—	278 BC	255 BC

Cappadocia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ariamnes	King	Ariarathid	280 BC	230 BC

Caucasian Iberia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Pharnavaz I	King	Pharnabazid dynasty	302 BC	237 BC

Cimmerian Bosporus

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Pairisades II	King	Spartocids	284 BC	245 BC

Pergamon

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Eumenes I	King	—	263 BC	241 BC

Pontus

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ariobarzanes	King	—	266 BC	250 BC

Seleucid Empire

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Antiochus II Theos	King	Seleucid dynasty	261 BC	246 BC

Asia

Anuradhapura (Sri Lanka)

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Uttiya	King	Vijaya	267 BC	257 BC
Sovereign	Mahasiva	King	Vijaya	257 BC	247 BC

Arakan (Burma)

Mythological monarchs

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Thet Htin Phyu	King	Second Danyawaddy	289 BC	249 BC

China

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Nan	King	Zhou dynasty	314 BC	256 BC	^[1]

Vassal states

Note: Only vassal states where the rulers and their reigning years are known are listed here.

State	Type	Name	Title	Royal house	From	To	Refs
Chu	Sovereign	Kaolie	King	Mi	262 BC	238 BC	^[2]
Han	Sovereign	Huan Hui	King	—	272 BC	239 BC	^[3]
Lu	Sovereign	Qing	Duke	Ji	279 BC	256 BC	^[4]
Qi	Sovereign	Jian	King	Tian	264 BC	221 BC	^[5]
Qin	Sovereign	Zhaoxiang	King	Ying	306 BC	251 BC	^[6]
Wei	Sovereign	Anxi	King	—	276 BC	243 BC	^[7]
Wey	Sovereign	Huai Jun	Marquis	—	292 BC	252 BC	^[8]
Yan	Sovereign	Xiao	King	—	257 BC	255 BC	^[9]
Zhao	Sovereign	Xiaocheng	King	—	265 BC	245 BC	^[10]

Gojoseon (Korea)

Legendary monarchs

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Hyeonmun	King	—	290 BC	251 BC

Japan

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Kōrei	Emperor	—	290 BC	8 February 215 BC

Maurya Empire (India)

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ashoka	Emperor	Maurya dynasty	274 BC	232 BC

Europe

Athens

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Antiphon	Archon	—	258 BC	257 BC
Sovereign	Thymochares	Archon	—	257 BC	256 BC

Epirus

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Alexander II	King	—	272 BC	255 BC

Ireland

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Rudraige mac Sithrigi	High King	Milesians	289 BC	219 BC

Macedonia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Antigonus II Gonatas	King	Antigonid dynasty	272 BC	239 BC

Paeonia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Leon	King	—	278 BC	250 BC

Roman Republic

Type	Name	Title	Political group	From	To	Refs
Sovereign	Gaius Atilius Regulus Serranus	Consul	—	257 BC
Sovereign	Cn. Cornelius Blasio	Consul	—	257 BC

Sparta

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Eudamidas II	King	Eurypontid	275 BC	245 BC
Sovereign	Areus II	King	Agiad	262 BC	254 BC

Syracuse

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Hiero II	Tyrant	—	275 BC	215 BC