For the archbishop of the same name, see Andrew of Crete.
Saint Andrew of Crete is a martyr of the Christian Church. A fervent iconophile, he was killed at the orders of Emperor Constantine V in 766 or 767, during the Byzantine Iconoclasm. His feast day is October 20. The monastery of St Andrew in Krisei, currently the Koca Mustafa Pasha Mosque in Constantinople/Istanbul, was dedicated to him.