Aya Fuse, character in "Extras" by Scott Westerfeld
AyaBrea, character in the video game series Parasite Eve Aya Drevis, main character in video game "Mad Father"
Aya Mikage, main character in manga "Ceres, CelestialLegend"
Aya, also Japanese for "fragile, delicate"
Aya, any verse in the Qur'an