Diederik
Diederik or Diederick is a Dutch male given name. People with the name include:
- Diederik Aerts, Belgian theoretical physicist
- Diederik Bangma, Dutch football goalkeeper
- Diederik Boer, Dutch footballer
- Diederik van Dijk, Dutch politician
- Diederik van Domburg, Dutch governor of Ceylon
- Diederik Durven, Dutch Governor-General of the Dutch East Indies
- Diederik Foubert, Belgian cyclist
- Diederik Jansz. Graeff, Dutch merchant, ship-owner and politician
- Diederik Grit, Dutch translator and translation scholar
- Diederik Hol, Dutch design engineer
- Diederik Korteweg, Dutch mathematician
- Diederik Johannes Opperman, Afrikaans poet
- Diederik van Rooijen, Dutch film director
- Diederik Samsom, Dutch politician
- Diederik van Silfhout, Dutch Olympic dressage rider
- Diederik Simon, Dutch rower
- Diederik Sonoy, Dutch rebel leader during the Eighty Years' War
- Diederik Stapel, Dutch social psychologist
- Diederik Tulp, Dutch merchant
- Diederik Jacob van Tuyll van Serooskerken, Dutch nobleman, later Russian major general and ambassador
- Diederik van Weel, Dutch field hockey player
- Diederik Wissels, Dutch jazz pianist
