Henry Conyngham

• Henry Conyngham (soldier), soldier and politician
• Henry Conyngham, 1st Earl Conyngham, British nobleman and politician
• Henry Conyngham, 1st Marquess Conyngham, politician of the Regency period
• Henry Francis Conyngham, Earl of Mount Charles, Irish Tory politician
• Henry Conyngham, 4th Marquess Conyngham
• Henry Conyngham, 8th Marquess Conyngham, Irish peer and politician