Henry Mordaunt

• Henry Mordaunt, 4th Baron Mordaunt, English landowner involved in the Gunpowder Plot
• Henry Mordaunt, 2nd Earl of Peterborough, English soldier, peer and courtier
• Henry Mordaunt (Royal Navy officer), English politician and naval officer
• Sir Henry Mordaunt, 12th Baronet, English baronet and cricketer