Sir Roger Fiennes (1384–1449) was an English knight of the shire, High Sheriff of Surrey and Sussex, and builder of Herstmonceux Castle. He was also Treasurer of King Henry VI's household.
- Occupation
- politician
- Position held
- Member of Parliament in the Parliament of England, Member of the March 1416 Parliament, Member of the 1429-30 Parliament, Member of the 1439-40 Parliament
- Born
- 1384
- Died
- 1449
