The term "Queen of Spain" typically refers to the reigning queen consort or the queen regnant of Spain. As of October 2023, the current queen consort is Letizia Ortiz Rocasolano, who married King Felipe VI in 2004. She is known for her work in journalism and her focus on social issues, including education and health. Historically, Spain has had several queens, including Isabella I of Castile, who played a crucial role in the unification of Spain and the sponsorship of Christopher Columbus's voyages. The role of the queen has evolved over time, reflecting changes in the monarchy and society.