Athenais
Could not find Athenaidis in Logeion dictionaries.
Athenaidis Proper-name noun: feminine genitive singular of Athenais
Ăthēnāis, ĭdis, f. , nom de f. : Cic. Fam. 15, 4, 6.
Athena'is
(Ἀθηναΐς).
1. A Sibyl in the time of Alexander the Great, born at Erythrae. (Strab. xiv. p.645.)
Athena'is
2. Surnamed Philostorgus (Φιλόστοργος), the wife of Ariobarzanes II., king of Cappadocia, and the mother of Ariobarzanes III. (Cic. Fam. 15.4; Eckhel, iii. p. 200.) It appears from an inscription (Eckhel, iii. p. 199), that the wife of Ariobarzanes I. was also called Athenais.
Athena'is
3. The daughter of Leontius. [Eudocia.]