Joël Stephanus Voordewind (born 9 July 1965 in Sleen, Drenthe) is a Dutch politician and former development aid worker. As a member of the Christian Union (ChristenUnie) he was an MP from 2006 until 2021. He focused on matters of foreign policy, defense, development aid, youth and family. Since 7 July 2022, he has been an alderman of Alkmaar.