Willem Jacobszoon Coster (1590, Akersloot - 21 August 1640) was the Governor of Zeylan during the Dutch period in Ceylon. He was appointed in 13 March 1640 and was Governor until 1 August 1640. He was succeeded by Jan Thyszoon Payart. In 1637 Rajasingha II, king of Kandy approached the Dutch East India Company for military support against the Port...