Gelasius

Gelasius is a masculine given name, from Greek Γελάσιος (Gelásios), from Ancient Greek γέλασις (gélasis, “laughing”). It may refer to:


 * Pope Gelasius I (died 496)
 * Pope Gelasius II (died 1119)
 * Gelasius of Cyzicus (fifth century), ecclesiastical writer
 * Gelasius of Caesarea (died 395), bishop of Caesarea
 * Gelasius of Nilopolis (fifth century), Egyptian Christian abbot
 * Gelasius, Archbishop of Armagh (1137 to 1174)
 * Gelasius O'Cullenan, Cistercian Abbot of Boyle, Ireland