Arcesilaus (316/5–241/0 BC) was a Greek philosopher.

Arcesilaus or Arkesilaos (/ˌɑːrsɛsɪˈleɪ.əs/; Ancient Greek: Ἀρκεσίλαος) is a Greek name (Arcesilaus is the Latin spelling), which may also refer to:

• 20961 Arkesilaos, an asteroid

• Archelaus (disambiguation), a name commonly transliterated as "Arcesilaus"

This disambiguation page lists articles associated with the title Arcesilaus.
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