Jürgen Theuns (born in Roosendaal, May 8th, 1976) is a Dutch actor who provided voices for the Dutch narration of Thomas & Friends.
He is also known for voicing Fanboy in "Fanboy and Chum Chum" and Simon in "Alvin and the Chipmunks" in the Dutch versions.
- Never Overlook a Little Engine (performed)
- Both he and Klaudiusz Kaufmann voiced Sheldon from "My Life as a Teenage Robot" in their respective languages.
- He, Tim Kreuer and Joonathan Kettunen voiced Fanboy from "Fanboy and Chum Chum" in their respective languages.