Richard Handcock, 3rd Baron Castlemaine was an Irish peer and Tory politician.
- Occupation
- politician
- Position held
- member of the 8th Parliament of the United Kingdom, member of the House of Lords, member of the 9th Parliament of the United Kingdom, member of the 10th Parliament of the United Kingdom
- Citizenship
- United Kingdom of Great Britain and Ireland, Kingdom of Great Britain
- Born
- November 17, 1791
- Died