Henry Jermyn

• Henry Jermyn, 1st Earl of St Albans KG, third son of Sir Thomas Jermyn and first Baron Jermyn of St Edmundsbury, Governor of Jersey
• Henry Jermyn, 1st Baron Dover, nephew of the former, second son of Sir Thomas Jermyn and third and last Baron Jermyn of St Edmundsbury
• Henry Jermyn (antiquary), English antiquarian