Alathea \a-la-thea\ as a girl's name is a variant of Alethea (Greek), and the meaning of Alathea is "verity, truth".

The baby name Alathea sounds like Alithea, Alathia and Althea. Other similar baby names are Agatha, Agathe, Alamea, Elethea, Alithia, Alethia, Aletha, Aletea, Alitheea, Altha, Elthea, Althia, Altheda, Althaea, Amalthea, Anthea, Annthea, Galathea, Olathe and Olethea.