2nd-century BC monarchs in Europe

Last king of Sparta from 207 to 192 BC

Gentius (, Génthios; 181–168 BC) was an Illyrian king who belonged to the Labeatan dynasty. He ruled in 181–168 BC, being the last attested Illyrian king. He was the son of Pleuratus III, a king who kept positive relations with Rome. The capital city of the Illyrian kingdom under Gentius was Scodra, now Shkodër, Albania.

Boiorix or Boeorix was a king of the Cimbri tribe during the Cimbrian War. He is most known for his spectacular victory against the Romans at the Battle of Arausio in 105 BC, seen as the worst Roman military defeat since the Battle of Cannae. He died at the Battle of Vercellae in 101 BC, in a last stand with his noblemen.

thumb|300px|The supposed migrations of the Teutons and the Cimbri. Cimbri and Teutons defeats. Cimbri and Teutons victories.

thumb|Die Helvetier zwingen die Römer unter dem Joch hindurch (The Helvetians force the Romans to pass under the yoke). Romantic painting by Charles Gleyre (19th century) celebrating the Tigurini victory over the Romans at [[Agen (107 BC) under Divico's command.]] thumb|Julius Caesar and Divico parley after the battle at the Saône. Historic painting of the 19th century by [[Karl Jauslin.]] Divico was a Celtic king and the leader of the Helvetian tribe of the Tigurini. During the Cimbrian War, in which the Cimbri and Teutons invaded the Roman Republic, he led the Tigurini across the Rhine to in

thumb|200px|The supposed tomb of Skilurus in Scythian Neapolis Skilurus, or Scylurus, was a renowned Scythian king reigning during the 2nd century BC. His realm included the lower reaches of the Borysthenes and Hypanis, as well as the northern part of Crimea, where his capital, Scythian Neapolis, was situated.

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Laconicus ( ; fl. 192 BC) was a Spartan of royal descent who appears as king of Sparta for a brief moment in the aftermath of the assassination of Nabis in 192 BC. Little is known about him; even his name may not be correct.

king of the Bosporan Kingdom from 125 to 109 BC

2nd-century BC Bosporan queen regnant

king of the Bosporan Kingdom

king of the Bosporan Kingdom

king of Illyria

ruled c. 176 – 167 BC

Odrysian king of Thrace

Beithys or Bithyas () was a king of the Odrysian kingdom of Thrace, who reigned from c. 140 BC to c. 120 BC. He was the son of Cotys IV.

chieftain of the Dardani in Illyria

Abrupolis (Ancient Greek,"Ἀβρούπολις") (fl. 2nd century BC) was a king of the Thracian Sapaei, and ally of the Romans. He attacked the dominions of Perseus of Macedon, eldest son of the recently deceased Philip V of Macedon, around 179 BC, and laid them waste as far as Amphipolis, as well as overrunning the gold mines of Mount Pangaeus. He was afterwards driven out of his holdings by Perseus, the conflict of which helped ignite the Third Macedonian War, since Rome took issue with the ousting of an ally from his territories.

Diegylis (Ancient Greek: Διήγυλις) was a chieftain of the Thracian Caeni tribe and father of Ziselmius. He is described by ancient sources (such as Diodorus Siculus) as extremely bloodthirsty.

thumb|Bituit, roi des auvergnats, mis en prison, miniature médiévale issue du De casibus virorum illustrium|De casibus de [[Boccace. XVe siècle, BnF.]] Bituitus (fl. 2nd century BCE) was a king of the Arverni, a Gaulish tribe living in what is now the Auvergne region of France. The Arverni were a powerful opponent of the Roman Republic during the 3rd and 2nd centuries under the leadership of Luernius, the father of Bituitus. In 121 BCE, Bituitus was defeated by the Roman general Fabius Maximus, ending the power of the Arverni in Mediterranean Gaul, or present-day southern France. The defeat of

king of Odrysia (3rd century BC)

Epulon (Epulo, Epulone, Aepulo; ruled 181 – 177 BC) was a king or tribal leader of the Histri in northern Illyria. Epulon conducted a series of wars against commanders sent by the Roman Republic during the Roman expansion of the first half of the 2nd century BC, until his death in 177 BC.

Oroles was a Dacian king during the first half of the 2nd century BC.

Mostis (Ancient Greek: Μόστις) ruled from ca. 130 to 90 BC as king of the Caeni over territories in South East Thrace, Strandzha in modern-day Bulgaria and Turkey.

Zoltes was a chief of the southern Thracians, living in the Haemus mountains area. Leading small groups, he often made incursions into the Pontic cities and within their territories. He attacked the city of Histria, calling off the siege only after having received 7500 drachmas and 5 talents (approx. 30000 drachmas).