The surname Threepwood may refer to:

Lands of Threepwood, an estate in North Ayrshire, Scotland The Threepwood family, characters from the Blandings Castle stories of P. G. Wodehouse Clarence Threepwood, 9th Earl of Emsworth, head of the aristocratic Threepwood family Freddie Threepwood, second son of Lord Emsworth Galahad Threepwood, younger brother of Lord Emsworth Guybrush Threepwood, central character of the Monkey Island series of computer games

See also Threapwood, a village in Cheshire Fleetwood (disambiguation)