Klaas George de Vries (born 28 April 1943) is a retired Dutch politician of the Labour Party (PvdA) and jurist. De Vries attended a Gymnasium in Heerlen from June 1955 until July 1961 and applied at the Hamline University in Saint Paul, Minnesota in July 1961 majoring in Public Administration and obtaining a Bachelor of Public Administration degree in August 1962 before transferring to the Utrecht University in September 1962 majoring in Law and obtaining a Bachelor of Laws degree in June 1964 and graduating with a Master of Laws degree in July 1968. De Vries worked as a civil servant for the department for Administrative Affairs of the Ministry of Justice from August 1968 until April 1971 and as a researcher at the Erasmus University Rotterdam from April 1971 until May 1973. De Vries serv