Aia is a direct Quranic name for girls that means âsignâ, âclueâ, and in the Islamic tradition it means âsign of Godâs existenceâ, âsign of Godâs greatnessâ, and also means âverse of the Quranâ, since the verses of the Quran are considered signs of Godâs existence and greatness. The word Aia is used about 80 times in the Quran.