Diederick Santer (born 3 July 1969) is a British television producer and is best known for his work on the popular BBC television soap opera EastEnders, a post which he assumed on 23 October 2006 and left on 1 March 2010. He was Chief Executive of production company Kudos from 2015 to 2019, and is currently Chief Creative Officer of BritBox International. He is the son of the retired Anglican Bishop Mark Santer.