Alalcomenae or Alalkomenai (), or Alcomenae or Alkomenai (Ἀλκομεναί), was a town in Ithaca,Plutarch, Quaest. Graec. 43; or in the small island Asteris in the neighbourhood of Ithaca.

According to Istros the Callimachean, Anticlea gave birth to Odysseus near Alalcomenae in Boeotia; consequently, Odysseus named an Ithacan town Alalcomenae in commemoration of his birthplace.The Roman and Greek Questions, by Plutarch, tr. Frank Cole Babbitt, [1936, at sacred-texts.com, 43]

Its site is located at the palaiokastro on modern Aëtos.

See also List of ancient Greek cities

References