As a common noun, twaddle means "idle talk, nonsense".
Twaddle is also a Scottish surname, and as such may refer to:
Kevin Twaddle (born 1971), Scottish former professional footballer Marc Twaddle (born 1986), Scottish professional footballer Nathan Twaddle (born 1976), a rower from New Zealand and Olympic medallist
See also Twaddell (disambiguation), a variant on the surname Twaddle Twaddle Mansion, built for rancher Ebenezer "Eben" Twaddle in Reno, Nevada Twaddle-Pedroli Ranch, purchased by John Twaddle in 1869 for $5,000