The Restless Sex is a 1920 American silent drama film starring Marion Davies, and Ralph Kellard.

The film is based upon the 1918 novel of the same name by Robert W. Chambers and was distributed by Paramount Pictures under the Famous Players–Lasky Corporation name.

In her 9th film, Marion Davies portrays a restless young woman torn between two men.

Costume design for the film, which featured a prolonged "Bal des Arts" sequence, was done by Erté.

In ball sequence Marion Davies portrays Pallas Athena, and Norma Shearer appears as an extra.