Daïa (fl. 11th century) is an Algerian Berber saint. She is venerated by the Mozabites of the M`zab region of northern-central Algeria. She is reputed to have lived in a cave (ghār) near Wadi Mzab in the M`zab valley. Kharijite Muslims later flocked to the valley and built the town of Ghardaïa to escape persecution from the Fatimids in the no.....