St. Nicholas Day, celebrated on December 6, is dedicated to St. Nicholas, a 4th-century bishop known for his acts of generosity. He was known for giving away his wealth to those in need, inspiring the tradition of gift-giving on this day. Different parts of the world celebrate this day in unique ways. European children place shoes outside their doors on the night of December 5, hoping that St. Nicholas will fill them with gifts by morning. In the United States, the day is not as widely celebrated, but is often marked with gift-giving and festivities. The celebration of St. Nicholas Day and its practices have influenced modern Christmas traditions. The figure of Santa Claus as a jolly, gift-giving man is derived from the image of St. Nicholas. By understanding St. Nicholas Day, we can gain a deeper insight into the spirit of giving that is characteristic of the holiday season.