Jan Nonhof (born in December 9, 1947) is a Dutch actor. He narrated the Dutch dub of Theodore Tugboat.
Other Dutch dubbing credits include: Denzel Q. Crocker in "The Fairly OddParents", Koning Radius in "Winx Club", and King K. Rool in "Donkey Kong Country".
He's well known to be the voice of Squidward Tentacles in "SpongeBob SquarePants".