Overview of all Achaemenid Rulers

This page presents a complete chronological overview of every monarch of the Achaemenid Empire, from Cyrus the Great to Darius III. Spanning the rise and fall of one of the most influential empires of the ancient world, it lists each ruler with their reign period and a concise summary of their achievements, policies, and impact on Persian and world history.

Title	Date	Excerpt
Cyrus I: Early Achaemenid Ruler of Anshan on Ancient Persia History	c. 620–590 BC	Cyrus I governed Anshan in southwestern Iran and laid the foundation for the Achaemenid dynasty that later established the Persian Empire. His reign illustrates how a regional dynasty maintained continuity amid shifting imperial powers in the ancient Near East.
Cambyses I: Early Achaemenid Ruler and Father of Cyrus the Great	c. 590–559 BC	Cambyses I governed the Persian principality of Anshan in the late sixth century BC, playing a crucial role in maintaining the Achaemenid dynasty's continuity and establishing dynastic ties that enabled the rise of the Persian Empire under his son, Cyrus the Great.
Cyrus the Great: Founder of the Achaemenid Empire and Its Historical Legacy	c. 559 – November (?) 530 BC	Cyrus the Great established one of the largest empires of the ancient world by uniting diverse territories through military conquest, administrative innovation, and cultural tolerance, shaping the political landscape of the Near East for centuries.
Cambyses II: The Achaemenid King Who Expanded the Persian Empire	August 530 – July 522 BC	Cambyses II expanded the Achaemenid Empire by conquering Egypt and extending Persian influence into North Africa, shaping imperial governance and regional dynamics during his reign from 530 to 522 BCE.
Bardiya: The Contested Achaemenid Prince and Persian Succession Crisis	1 July – 29 September 522 BC	Bardiya, a son of Cyrus the Great, briefly appeared as a ruler in 522 BCE during a turbulent period in the Achaemenid Empire, provoking debates over his identity and legitimacy that reveal the complexities of early Persian imperial politics and succession.
Darius I: Architect of the Achaemenid Empire’s Administration and Legacy	29 September 522 – October 486 BC	Darius I expanded and centralized the Achaemenid Empire, implementing administrative reforms, standardized coinage, and infrastructure projects that shaped imperial governance and cultural integration across a vast territory.
Xerxes I: Ruler of the Achaemenid Empire and His Historical Impact	October 486 – August 465 BC	Xerxes I governed the vast Achaemenid Empire from 486 to 465 BC, overseeing major building projects, administrative reforms, and military campaigns, including the notable expedition against the Greek city-states in 480 BC. His reign involved managing revolts, consolidating imperial authority, and leaving a lasting architectural legacy.
Artaxerxes I: Ruler of the Achaemenid Empire and His Historical Impact	August 465 – c. December 424 BC	Artaxerxes I governed the vast Achaemenid Empire from 465 to 424 BC, restoring central authority after internal strife, managing relations with Greece through diplomacy, and addressing major revolts such as the Egyptian uprising. His reign influenced imperial administration, architecture, and cultural interactions, leaving a lasting mark on Persian and regional history.
Xerxes II: A Brief Achaemenid King and the Fragility of Succession	c. December 424 – c. January 423 BC	Xerxes II ruled the Achaemenid Empire for only weeks in 424 BC, illustrating the fragile nature of royal succession and the decisive role of palace intrigue and regional loyalties in ancient Persia.
Sogdianus: A Brief Contender for the Achaemenid Throne	c. January – February 423 BC	Sogdianus was a short-lived claimant to the Achaemenid Empire's throne whose contested rule in 424–423 BC reveals the complexities of succession, court intrigue, and regional power during a turbulent period in Persian history.
Darius II: Achaemenid Emperor and His Role in Persian History	February 423 – March 404 BC	Darius II ruled the Achaemenid Empire during a turbulent period marked by internal revolts, regional autonomy, and shifting power dynamics in the Greek world, maintaining imperial control while facing growing challenges to central authority.
Artaxerxes II: Ruler of the Achaemenid Empire and His Historical Impact	March 404 – spring (?) 358 BC	Artaxerxes II governed the Achaemenid Empire for over four decades, navigating internal conflicts, foreign wars, and religious developments that shaped the late Persian imperial era.
Artaxerxes III: Restorer of the Achaemenid Empire	Spring (?) 358 – September (?) 338 BC	Artaxerxes III ruled the Achaemenid Empire from 359/358 to 338 BC, reestablishing central authority over rebellious provinces, recovering Egypt, and initiating significant building projects, marking a final phase of imperial consolidation before the rise of Macedon.
Arses (Artaxerxes IV): The Transitional Achaemenid King and Persian Court Intrigue	September (?) 338 – June 336 BC	Arses, also known as Artaxerxes IV, ruled the Achaemenid Empire briefly from 338 to 336 BCE during a period of intense palace intrigue and external threats. His reign illustrates the fragility of royal authority amid powerful court factions and the challenges facing Persia just before Alexander the Great's campaigns.
Darius III: The Last Achaemenid King and His Role in Ancient Persian History	June 336 – July 330 BC	Darius III was the final ruler of the Achaemenid Empire, whose reign saw the empire's struggle against Alexander the Great and the eventual transition to Macedonian rule, marking a pivotal moment in Near Eastern history.
Bessus: The Last Achaemenid Satrap and Usurper	July 330 – spring 329 BC	Bessus, also known as Artaxerxes V, was a Persian noble and satrap of Bactria who briefly claimed the Achaemenid throne during Alexander the Great's conquest, marking the final phase of Persian resistance in the east and influencing the transition to Macedonian rule.