Theo Heemskerk, Dutch lawyer and politician, Prime Minister of the Netherlands (d. 1932)
Theodorus "Theo" Heemskerk (20 July 1852 – 12 June 1932) was a Dutch politician of the Anti-Revolutionary Party (ARP) who served as Prime Minister of the Netherlands from 12 February 1908 until 29 August 1913.Heemskerk is particularly known as the founder of the Dutch poverty and vaccination laws. His father Jan Heemskerk also served as Prime Minister of the Netherlands.