Heathcliff may refer to:
- Heathcliff (Wuthering Heights), the central character from the novel Wuthering Heights by Emily Brontë
- Heathcliff (musical), a musical based on the book Wuthering Heights
- Heathcliff Slocumb, a former American baseball player
- Heathcliff (comic strip), a comic strip about a cat of the same name
- Heathcliff (1980 TV series), a cartoon based on the above comic strip, produced by Ruby-Spears
- Heathcliff (1984 TV series), a cartoon based on the same comic strip, produced by DiC
- Dr. Heathcliff "Cliff" Huxtable, the lead character on The Cosby Show, played by Bill Cosby