Roelof Kranenburg
Roelof Kranenburg (Groningen, 8 September 1880 – The Hague, 27 December 1956) was a Dutch politician, lawyer and professor of constitutional law. Initially, he was a member of the Vrijzinnig Democratische Bond, but later he joined the PvdA. He was president of the Senate from 1946 till 1951 He was preceded by Willem Lodewijk de Vos van Steenwijk and was succeeded by his party colleague Jan Anne Jonkman. During the Second World War, he was put under arrest by the Nazis.