Peppercorn is the fruit of black pepper.
Peppercorn may also refer to:
- Peppercorn (legal), a very small payment used to satisfy the requirements for the creation of a legal contract
- Arthur Peppercorn (1889–1951), English mechanical engineer
- Arthur Douglas Peppercorn (1847–1926), English landscape painter
- David Peppercorn (born 1931), British Master of Wine and author