List of state leaders in 240 BC

See also
List of state leaders in 241 BC Events of 240 BC List of state leaders in 239 BC State leaders by year

This is a list of heads of state, government leaders, and other rulers in the year 240 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

Egypt

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ptolemy III Euergetes	Pharaoh	Ptolemaic dynasty	246 BC	222 BC
Sovereign	Berenice II	Pharaoh	Ptolemaic dynasty	244 BC or 243 BC	222 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	Arsames I	King	Orontid dynasty	243 BC	228 BC

Bithynia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ziaelas	King	—	254 BC	228 BC

Cappadocia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Ariamnes	King	Ariarathid	280 BC	230 BC
Sovereign	Ariarathes III	King	Ariarathid	255 BC	220 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	Spartacus IV	King	Spartocids	245 BC	240 BC
Sovereign	Leukon II	King	Spartocids	240 BC	220 BC

Greco-Bactrian Kingdom

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Diodotus I	King	House of Diodotus	250 BC	240 BC
Sovereign	Diodotus II	King	House of Diodotus	240 BC	230 BC

Parthian Empire

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Arsaces I	King	Arsacid dynasty	247 BC	211 BC

Pergamon

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Attalus I	King	—	241 BC	197 BC

Pontus

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Mithridates II	King	—	250 BC	220 BC

Seleucid Empire

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Seleucus II Callinicus	King	Seleucid dynasty	246 BC	225 BC

Asia

Anuradhapura (Sri Lanka)

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Suratissa	King	Vijaya	247 BC	237 BC

Arakan (Burma)

Mythological monarchs

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Tha Bin U	King	Second Danyawaddy	249 BC	207 BC

China

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	^[1]
Han	Sovereign	Huan Hui	King	—	272 BC	239 BC	^[2]
Qi	Sovereign	Jian	King	Tian	264 BC	221 BC	^[3]
Qin	Sovereign	Shi Huang	King	Ying	246 BC	221 BC	^[4]
Wei	Sovereign	Jingmin	King	—	243 BC	228 BC	^[5]
Wey	Sovereign	Yuan Jun	Marquis	—	252 BC	230 BC	^[6]
Yan	Sovereign	Xi	King	—	254 BC	222 BC	^[7]
Zhao	Sovereign	Daoxiang	King	—	244 BC	236 BC	^[8]

Gojoseon (Korea)

Legendary monarchs

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Jangpyeong	King	—	251 BC	232 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	Lysiades	Archon	—	241 BC	240 BC
Sovereign	Athenodorus	Archon	—	240 BC	239 BC

Epirus

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Pyrrhus II	King	—	255 BC	237 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

Odrysian Thrace

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Rhescuporis I	King	—	240 BC	215 BC

Paeonia

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Dropion	King	—	250 BC	230 BC

Roman Republic

Type	Name	Title	Political group	From	To	Refs
Sovereign	Gaius Claudius Centho	Consul	—	240 BC
Sovereign	M. Sempronius Tuditanus	Consul	—	240 BC

Sparta

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Eudamidas III	King	Eurypontid	241 BC	228 BC
Sovereign	Leonidas II	King	Agiad	241 BC	235 BC

Syracuse

Type	Name	Title	Royal house	From	To	Refs
Sovereign	Hiero II	Tyrant	—	275 BC	215 BC
Sovereign	Gelo	Tyrant	—	240 BC	216 BC