Ruud Lubbers became the longest-serving Dutch Prime Minister with a total period in office of . References External links Official Kabinet-Lubbers III Parlement & Politiek Kabinet-Lubbers III Rijksoverheid Cabinets of the Netherlands 1989 establishments in the Netherlands 1994 disestablishments in the Netherlands Cabinets established in 1989 Cabinets disestablished in 1994 Grand coalition governments