HMS Gaddesden was a Hunt class minesweeper of the Royal Navy ordered towards the end of World War I. She was commissioned in 1918 under Lieut. G. H. Hughes-Onslow for No.12 Fast Minesweeper Flotilla, on the River Clyde; she paid off in September 1919.

• Little Gaddesden, Hertfordshire

• Colledge, J. J.; Warlow, Ben (2006) [1969]. Ships of the Royal Navy: The Complete Record of all Fighting Ships of the Royal Navy (Rev. ed.). London: Chatham Publishing. ISBN 978-1-86176-281-8.