Master Worrywort was a Hobbit from the Shire. When Bilbo Baggins was leaving to join Thorin II Oakenshield and the other dwarves on their journey to Erebor, Worrywort asked where he was off to.

In the first part of The Hobbit (films) The Hobbit: An Unexpected Journey, Master Worrywort was played by Timothy Bartlett, who also played another Hobbit in the film adaptation of The Fellowship of the Ring.