The most prominent idol in Spain is Lionel Messi, an Argentine professional footballer. He has played for FC Barcelona for many years and is considered one of the greatest football players of all time. Messi has won numerous awards, including multiple FIFA Ballon d'Or titles, and has broken several records throughout his career. He is known for his exceptional dribbling skills, vision on the field, and goal-scoring ability. Messi's impact on Spanish football and his global popularity have made him a significant idol in Spain.