Henry II may refer to:

King or Emperor

• Henry II, Holy Roman Emperor, Saint Henry II, (972–1024), Holy Roman Emperor
• Henry II of Castile (1334–1379)
• Henry II of England (1133–1189), reigned 1154–1189
• Henry II of France (1519–1559)
• Henry II of Jerusalem (died 1324), also Henry II of Cyprus
• Henry II of Navarre (1503–1555)

Other

• Jacques-Victor Henry, Prince Royal of Haiti, pretender to the throne of Haiti as Henry II (1820)
• Henry II, Prince of Condé (1588–1646)
• Henry II of Austria (1107–1177)
• Henry II, Duke of Bavaria (951–995)
• Henry II, Duke of Brabant (1207–1248)
• Henry II of Carinthia (died 1122)
• Henri II de Montmorency (1595–1632)
• Henry II, Duke of Saxony (1108–1139)
• Henry II, Duke of Swabia (1211–1242)
• Henry II the Pious (died 1246)
• Henry II of Champagne (1166–1197)
• Henry II, Count of Sayn (1202–1246)
• Henry II of Świdnica (1316–1345)