Antigone was a Greek

Greeks

The Greeks, also known as the Hellenes , are a nation and ethnic group native to Greece, Cyprus and neighboring regions. They also form a significant diaspora, with Greek communities established around the world....

 Macedonian

Macedonia (Greece)

Macedonia is a geographical and historical region of Greece in Southern Europe. Macedonia is the largest and second most populous Greek region...

 noblewoman that lived in the 4th century BC.

She was the child born to the nobleman Cassander

Cassander (brother of Antipater)

Cassander was a Greek Macedonian nobleman that lived in the 4th century BC.Cassander was the son of Iolaus by an unnamed mother and brother of the powerful Regent and general Antipater. Cassander’s family were distant collateral relatives to the Argead dynasty...

 by unnamed mother. Antigone was a relative to the powerful Regent

Regent

A regent, from the Latin regens "one who reigns", is a person selected to act as head of state because the ruler is a minor, not present, or debilitated. Currently there are only two ruling Regencies in the world, sovereign Liechtenstein and the Malaysian constitutive state of Terengganu...

 Antipater

Antipater

Antipater was a Macedonian general and a supporter of kings Philip II of Macedon and Alexander the Great. In 320 BC, he became Regent of all of Alexander's Empire. Antipater was one of the sons of a Macedonian nobleman called Iollas or Iolaus and his family were distant collateral relatives to the...

 as she was his niece. Her father and paternal uncle were the sons of Iolaus and through her father Antigone was a distant collateral relative to the Argead dynasty

Argead dynasty

The Argead dynasty was an ancient Greek royal house. They were the ruling dynasty of Macedonia from about 700 to 310 BC. Their tradition, as described in ancient Greek historiography, traced their origins to Argos, in southern Greece...

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Antigone was originally from either Paliura or Eordeaea. Little is known on her life. Antigone married a Greek Macedonian nobleman from obscure origins called Magas

Magas of Macedon

Magas was a Greek Macedonian nobleman that lived in the 4th century BC.Magas was a local nobleman from obscure origins and was from Eordeaea. Little is known on his life....

 who was from Eordeaea. Antigone and Magas lived in Eordeaea and had a daughter called Berenice I of Egypt

Berenice I of Egypt

Berenice I was a Greek Macedonian noblewoman and through her marriage to Ptolemy I Soter, became the first Queen of the Ptolemaic dynasty of Egypt.-Family:...

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The colony of Antigonia

Antigonia (Chaonia)

Antigonea , also transliterated as Antigonia and Antigoneia, was an ancient Greek city in Epirus and the chief inland city of the ancient Chaonians...

, was named after her and her granddaughter of the same name

Antigone of Epirus

Antigone was a Greek Macedonian noblewoman. Through her mother’s second marriage was a member of the Ptolemaic dynasty and through marriage was a Queen of Epirus....

. Her namesake was the first wife of the Greek King Pyrrhus of Epirus

Pyrrhus of Epirus

Pyrrhus or Pyrrhos was a Greek general and statesman of the Hellenistic era. He was king of the Greek tribe of Molossians, of the royal Aeacid house , and later he became king of Epirus and Macedon . He was one of the strongest opponents of early Rome...

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Sources

• Berenice I article at Livius.org
• Ptolemaic Genealogy: Berenice I
• Ptolemaic Dynasty - Affiliated Lines: Antipatrids
• W. Heckel, Who’s who in the age of Alexander the Great: prosopography of Alexander’s empire, Wiley-Blackwell, 2006