The Antigonus reference article from the English Wikipedia on 24-Apr-2004
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Antigonus

Antigonus was the name of several Macedonian kings of the Antigonid dynasty that succeeded Alexander the Great.

Antigonus I Monophthalmus
Antigonus II Gonatas (276 BC-239 BC)
Antigonus III Doson (229 BC - 221 BC)