Countess Stéphanie de Lannoy is a Belgian noblewoman born on February 18, 1984. She is known for her marriage to Prince Laurent of Belgium, the younger brother of King Philippe of Belgium. Stéphanie comes from a prominent family, with her father being a member of the Belgian aristocracy. Stéphanie and Laurent were married on September 12, 2003, and they have three children together. As a member of the Belgian royal family, she participates in various charitable activities and public engagements, contributing to the social and cultural life of Belgium.