Marooned Hearts is a lost[1] 1920 American silent drama film directed by George Archainbaud.

[2] As described in a film magazine,[3] Dr. Paul Carrington (Tearle), a young surgeon looked to for great things, becomes engaged to Marion Ainsworth (Keefe), a sincere but selfish daughter of wealth.

On a day when they set out boating, her failure to deliver a message to her fiancé demanding his immediate return to the hospital brings him to ill favor with his associates.

He discovers her deception and, shouldering the disgrace to shield her, goes to a tropical island to conduct his experiments in solitude.

A sailor also cast upon the island attacks her, and Paul comes to her rescue, finally declaring his love for her.