Henry III

Henry III may refer to:


 * Henry III, Holy Roman Emperor (1017–1056)
 * King Henry III of Castile (1379–1406)
 * King Henry III of England (1207–1272)
 * King Henry III of France (1551–1589)
 * King Henry III of Navarre (1553–1610), also King Henry IV of France
 * Henry III, Prince of Anhalt-Aschersleben (died 1307)
 * Henry III, Prince of Condé (1643–1709)
 * Henry III, Duke of Bavaria (940–989)
 * Henry III, Duke of Brabant (c. 1230–1261)
 * Henry III, Duke of Brunswick-Grubenhagen (1416–1464)
 * Henry III, Duke of Brunswick-Lüneburg (1533–1598)
 * Henry III, Duke of Carinthia (1050–1122)
 * Henry III, Duke of Głogów (died 1309/60–1309)
 * Henry III, Duke of Limburg (1140s–1221)
 * Henry III, Duke of Mecklenburg (c. 1337–1383)
 * Henry III, Duke of Münsterberg-Oels (1542–1587)
 * Henry III, Duke of Saxony (1129–1195)
 * Henry III the White (1227–1266), Duke of Wrocław
 * Henry III, Landgrave of Upper Hesse (1440–1483)
 * Henry III, Margrave of Meissen (1215–1288)
 * Henry III, Marquis of Namur (1216–1281)
 * Henry III, Count of Bar (1259–1302)
 * Henry III, Count of Champagne (1244–1274)
 * Henry III, Count of Gorizia (1263–1323)
 * Henry III, Count of Holstein-Rendsburg (died 1421)
 * Henry III, Count of Louvain (died 1095)
 * Henry III, Count of Luxembourg (died 1096)
 * Henry III, Count of Sayn (died 1246)
 * Henry III, Count of Schauenburg-Holstein (died 1421)
 * Henry III of Nassau-Breda (1483–1538)
 * Henry III, Lord of Waldeck (died 1267)