Crown Prince Frederik of Denmark, set to become the next king after Queen Margrethe II abdicates on January 14, 2024, embodies a blend of tradition and modernity. He has undergone significant transformation, from a rebellious youth to a responsible family man. Frederik has a younger brother, Prince Joachim, and four children with his wife, Mary Donaldson. He is fluent in Danish, French, English, and German, and has a keen interest in science, technology, and innovation. As a passionate advocate for the environment, Frederik has discreetly established himself as a key figure in Denmark's efforts to address the climate crisis.