[[Image:Sdemiana.jpg|thumb|Classic Coptic icon of Saint Demiana and her companions, the forty virgins]]

The holy and glorious [[Virgin-Martyr]] '''Saint Demiana''' (in Arabic الشهيدة دميانة), the chaste [[Church of Alexandria (Coptic)|Coptic Orthodox]] virgin, was [[martyr|martyred]] with her companions, the Forty Virgin-Martyrs, on [http://en.wikipedia.org/wiki/Tobi Tobi] 13 ([[January 22]]) toward the end of the third century A.D.