King of Cadonia is an English musical in two acts by Frederick Lonsdale, with lyrics by Adrian Ross and Arthur Wimperis and music by Sidney Jones and Frederick Rosse. It opened at the Prince of Wales' Theatre in London on 3 September 1908 and ran for 333 performances. It starred Isabel Jay and Bertram Wallis.
This was Lonsdale's first success. Famous songs included "The Wind Of Love", "The Portrait" and "Disguises".