Isabelle Keith (born Isobel Keep; May 27, 1898 – July 20, 1979) was an American actress.

She initially was billed under her birth name, but she changed her professional name to Isabelle Keith after she had a bit part in The Four Horsemen of the Apocalypse (1921).

[1] She appeared in 42 films between 1919 and 1936, most of them from the MGM studio, and on two occasions with Laurel and Hardy.

[1] Keith changed her professional name to Claudelle Kaye for some films, including Manhattan Melodrama (1934).

[1] Keith, as Claudelle Kaye, played William Powell's secretary in Manhattan Melodrama, the picture John Dillinger watched in Chicago's Biograph Theater just before walking out into the FBI's fatal ambuscade in July 1934.