Alcaeus may refer to:
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Alcaeus (bug), a genus of stink bugs or shield bugs
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Alcaeus (comic poet), a writer of ten plays of the Old Comedy
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Alcaeus (mythology)
In Greek mythology, Alcaeus or Alkaios (Ancient Greek: Ἀλκαῖος derived from ''alke'' "strength") was the name of a number of different people:
*Alcaeus, was a Mycenaean prince. He was a son of Perseus and Andromeda and thus the brother ...
, one of several figures of this name in Greek mythology
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12607 Alcaeus, a main belt asteroid
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Alcaeus of Messene, a Greek epigrammatist of the late 3rd/early 2nd century BC
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Alcaeus of Mytilene
Alcaeus of Mytilene (; grc, Ἀλκαῖος ὁ Μυτιληναῖος, ''Alkaios ho Mutilēnaios''; – BC) was a lyric poet from the Greek island of Lesbos who is credited with inventing the Alcaic stanza. He was included in the canonical ...
, a lyric poet of the archaic period
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Alcaeus and Philiscus (2nd-century BC), two Epicurean philosophers expelled from Rome in either 173 BC or 154 BC
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