Lieutenant Colonel Hugh Henry John Seymour was a British Army officer and a politician. He sat in the House of Commons of the United Kingdom for County Antrim from 1818 until his death.
- Occupation
- politician
- Position held
- member of the 6th Parliament of the United Kingdom, member of the 6th Parliament of the United Kingdom, member of the 7th Parliament of the United Kingdom
- Citizenship
- United Kingdom of Great Britain and Ireland, Kingdom of Great Britain
- Born
- September 25, 1790
- Died
- December 2, 1821