Gender masculine Female form Νάσια Νάσος is a short form of Greek name Θανάσος.Feasts and saints related to given name Νάσος Sts Athanase et Cyrille, Patriarches d'Alexandrie Feast day January 18 When is Νάσος's name day? Νάσος's Day is celebrated on January 18 in memory of Sts Athanase et Cyrille. Transcriptions Nassos(la) Log in or register to post comments Be the first to rate this name Leave this field blank