Derk Jan Eppink (born 7 November 1958) is a Dutch journalist, politician in the Netherlands, and former cabinet secretary for European Commissioners Bolkestein (1999–2004) and Kallas (2004–2007). In 2009, he was elected to the European Parliament for List Dedecker, and in 2019 for Forum for Democracy. In 2021, he became an MP in the Dutch House of Representatives for the JA21 party, but in 2023 he switched to the Farmer-Citizen Movement.