December 6 is celebrated as the Feast of Saint Nicholas, a beloved holiday in Belgium and other parts of Europe. Known locally as Sinterklaas or Saint-Nicolas, the day is marked by the giving of sweets and small gifts to children.
- Nicolas – From the Greek Nikolaos, meaning victory of the people (nikē = victory, laos = people*). The name honors Saint Nicholas of Myra, known for his generosity and care for the poor.
- Niklaas – The Flemish and Dutch form of Nicholas, sharing the same meaning. It remains a traditional and popular name in Flanders, reflecting the deep cultural roots of the Sinterklaas tradition.