Pieter Sjoerds Gerbrandy (born Pieter Gerbrandij; 13 April 1885 - 7 September 1961) was a Dutch politician and jurist who served as Prime Minister of the Netherlands from 3 September 1940 until 25 June 1945. He oversaw the government-in-exile based in London under Queen Wilhelmina during the German occupation of the Netherlands.