Mr. Peabody and the Mermaid
- År: 1948
- Land: United States of America
- Genre: Komedie, Fantasy, Romantik
- Studio: Nunnally Johnson Productions, Universal International Pictures
- Nøgleord: mermaid, told in flashback, underwater photography, swimming underwater, marital crisis, mid-life crisis
- Direktør: Irving Pichel
- Cast: William Powell, Ann Blyth, Irene Hervey, Andrea King, Clinton Sundberg, Art Smith