Mathilde Marie Christine Ghislaine d'Udekem d'Acoz is Queen of the Belgians as the wife of King Philippe. She is the first native-born Belgian queen, and has four children. She formerly worked as a speech therapist. From Wikipedia
Princess Charlene of Monaco, Queen Letizia of Spain, and Queen Mathilde of Belgium exercise the rare ‘privilège du blanc’ during the first American pope’s papal inauguration.