Frederick I_

Frederick I or Friedrich I may refer to:Frederick of Utrecht or Frederick I (815/16–834/38), Bishop of Utrecht. Frederick I, Duke of Upper Lorraine (942–978) Frederick I, Duke of Swabia (1050–1105) Frederick I, Count of Zollern Frederick I (1075–1171) Frederick I, Holy Roman Emperor (1122–1190), "Frederick Barbarossa" Frederick I, Burgrave of Nuremberg (1139–1200) Frederick I, Duke of Lorraine (1143–1206) Frederick I, Count of Berg-Altena (1173–1198) Frederick I, Duke of Austria (Babenberg) (1175–1198), "Frederick the Catholic" Frederick I, Margrave of Baden (1249–1268) Frederick I, Margrave of Meissen (1257–1323), "the Brave" Frederick I of Austria (Habsburg) (1286–1330), "Frederick the Fair" Frederick I, Marquess of Saluzzo (1287–1336) Frederick I, Count of Celje (1300-59) Frederick I, Duke of Athens Frederick I, Elector of Saxony (1370–1428), "the Belligerent" or "the Warlike" Frederick I, Elector of Brandenburg (1371–1440), also Burgrave of Nuremberg Frederick I, Count of Vaudémont (1371–1415) Frederick I, Duke of Brunswick-Lüneburg Frederick I, Count Palatine of Simmern (1417–1480), "the Hunsrücker" Frederick I, Duke of Brunswick-Osterode Frederick I, Elector Palatine (1425–1476), "the Victorious" Frederick I of Mantua (1441–1484), Marquess of Mantua Frederick I of Naples (1452–1504), King of Naples Frederick I, Margrave of Brandenburg-Ansbach (1460–1536) Frederick I of Denmark (1471–1533), King of Denmark and Norway Frederick I, Duke of Württemberg (1557–1608) Frederick I, Landgrave of Hesse-Homburg (1585–1638) Frederick I, Duke of Saxe-Gotha-Altenburg (1646–1691) Frederick I of Prussia (1657–1713), King in Prussia Frederick I of Sweden (1676–1751), King of Sweden Frederick I of Württemberg (1754–1816), King of Württemberg Frederick I, Duke of Saxe-Altenburg (1763–1834) Frederick I, Grand Duke of Baden (1826–1907) Frederick I, Duke of Anhalt (1831–1904)