Frank de Boer is a retired Dutch footballer and current football manager, known for his defensive skills as a central defender. He was born on May 15, 1970, in Amsterdam, Netherlands. De Boer had a successful playing career, primarily with Ajax, where he won multiple Eredivisie titles and the UEFA Champions League in 1995. He also represented the Netherlands national team in several international tournaments. After retiring as a player, de Boer transitioned into management, taking charge of teams like Ajax, Inter Milan, and Crystal Palace. He is recognized for his tactical knowledge and emphasis on youth development. De Boer has also been involved with the Netherlands national team as a coach.