Saint Nicholas is a favorite of sailors, fishermen, ships and sailing. As such he has become over time the patron saint of several cities maintaining harbours. In centuries of Greek folklore, Nicholas was seen as "The Lord of the Sea", often described by modern Greek scholars as a kind of Christianized version of Poseidon. In modern Greece, he is still easily among the most recognizable saints and 6 December finds many cities celebrating their patron saint. He is also the patron saint of all of Greece and particularly of the Hellenic Navy. In the Eastern Orthodox Church, Saint Nicholas's memory is celebrated
Saint Nicholas may have been intended to enhance Bari's reputation by displaying that it had attracted the patronage of a saint from a far-off country. In Roman Catholic iconography, Saint Nicholas is depicted as a bishop, wearing the insignia of this dignity: a bishop's vestments, a mitre and a crozier. The episode with the three dowries is commemorated by showing him holding in his hand either three purses, three coins or three balls of gold. Depending on whether he is depicted as patron saint of children or sailors, his images will be completed by a background showing ships, children or three figures