Hugh Seymour

Hugh Seymour may refer to:

• Lord Hugh Seymour (1759–1801), British admiral
• Hugh Henry John Seymour (1790–1821), British Army officer and politician, MP for Antrim 1818–21
• Hugh Seymour, 6th Marquess of Hertford (1843–1912)
• Hugh Seymour, 8th Marquess of Hertford (1930–1997)