Aegiroessa or Aigiroessa (Greek: Αἰγιρόεσσα) was a city of ancient Aeolis, which Herodotus enumerates among the 11 cities of Aeolis; but nothing more is known of it.

The site of Aegiroessa is unlocated.

This article incorporates text from a publication now in the public domain: Smith, William, ed. (1854–1857). "Aegiroessa". Dictionary of Greek and Roman Geography. London: John Murray.