3rd century BC

The 3rd century BC started the first day of 300 BC and ended the last day of 201 BC.

Millennium:	1st millennium BC
Centuries:	5th century BC · 4th century BC · 3rd century BC
Decades:	390s BC 380s BC 370s BC 360s BC 350s BC 340s BC 330s BC 320s BC 310s BC 300s BC
Categories:	Births – Deaths Establishments – Disestablishments

This century

• Pagoda
• Mesopotamia

3rd Century BC Media

• 

  Hannibal crosses the Alps during the Second Punic War

• 

  Map of the world in 300 BC, the beginning of the third century BC.

• 

  Map of the Hellenistic world and Maurya Empire in 281 BC.

• 

  Map of the world in 200 BC, the end of the third century BC.

• 

  The Lion Capital of Ashoka of Sarnath, Uttar Pradesh, India, now the National Emblem of India, 3rd century BC, dated to the reign of Ashoka the Great during the Maurya Empire

• 

  The Chinese Terracotta Army of Qin Shi Huang's tomb at Xi'an, Shaanxi, China

• 

  SeleucoINicatore

• 

  Ptolemy I Soter, founder of the Library (Louvre) 

• 

  Marble portrait bust of Demtetrios I of Macedon (Poliorcetes). Roman copy from 1st century AD of Greek original from 3rd century BC. Currently located in the National Museum in Naples (inv. 6149).