defender, guardian, protector, shielder - a person who cares for persons or property

saint - a person who has died and has been declared a saint by canonization

Father Christmas, Kriss Kringle, Saint Nick, Santa Claus, St. Nick - the legendary patron saint of children

Christopher, Saint Christopher, St. Christopher - Christian martyr and patron saint of travellers (3rd century)

Crispin, Saint Crispin, St. Crispin - patron saint of shoemakers; he and his brother were martyred for trying to spread Christianity (3rd century)

David, Saint David, St. David - patron saint of Wales (circa 520-600)

George, Saint George, St. George - Christian martyr; patron saint of England; hero of the legend of Saint George and the Dragon in which he slew a dragon and saved a princess (?-303)

Patrick, Saint Patrick, St. Patrick - Apostle and patron saint of Ireland; an English missionary to Ireland in the 5th century