Former Dutch defender who began managing Ajax in 2010 after serving as an assistant for the Dutch national team for two years.
He began his professional career with Ajax in 1988.
He made 112 appearances for the Netherlands national team in his 14-year international career.
He has a brother named Ronald de Boer.
He retired from the Netherlands' national team one season before Robin Vanpersie joined the squad in 2005.
