Federico I

Federico I puede referirse a:

• Frederick de Utrecht o Frederick I (815/16-834/38), obispo de Utrecht.
• Frederick I, Duke of Upper Lorena (942–978)
• Frederick I, Duque de Swabia (1050–1105)
• Frederick I, Conde de Zollern (died 1125)
• Frederick I (arzobispo de Colonia) (1075–1171)
• Frederick I, Santo Emperador Romano (1122–1190), "Frederick Barbarossa"
• Frederick I, Burgrave de Nuremberg (1139–1200)
• Frederick I, Duque de Lorena (1143–1206)
• Frederick I, Conde de Berg-Altena (1173–1198)
• Frederick I, Duque de Austria (Babenberg) (1175–1198), "Frederick the Catholic"
• Frederick I, Margrave de Baden (1249-1268)
• Frederick I, Margrave de Meissen (1257–1323), "el Brave"
• Frederick I de Austria (Habsburg) (1286–1330), "Frederick the Fair"
• Frederick I, Marquesa de Saluzzo (1287–1336)
• Frederick I, Conde de Celje (1300-59)
• Frederick I, Duke of Athens (died 1355)
• Frederick I, Elector de Sajonia (1370-1428), "el Belligerent" o "el Warlike"
• Frederick I, Elector de Brandenburgo (1371-1440), también Burgrave de Nuremberg (como Frederick VI)
• Frederick I, Conde de Vaudémont (1371–1415)
• Frederick I, Duke of Brunswick-Lüneburg (died 1400)
• Frederick I, Conde Palatine de Simmern (1417-1480), "el Hunsrücker"
• Frederick I, Duke of Brunswick-Osterode (died 1421)
• Frederick I, Elector Palatine (1425-1476), "la Victoria"
• Frederick I de Mantua (1441-1484), Marquesa de Mantua
• Federico I de Nápoles (1452–1504), Rey de Nápoles
• Frederick I, Margrave of Brandenburg-Ansbach (1460–1536)
• Frederick I de Dinamarca (1471–1533), King of Denmark and Norway
• Frederick I, Duque de Württemberg (1557-1608)
• Frederick I, Landgrave of Hesse-Homburg (1585–1638)
• Frederick I, Duque de Saxe-Gotha-Altenburg (1646-1691)
• Frederick I de Prusia (1657-1713), Rey en Prusia
• Frederick I de Suecia (1676-1751), Rey de Suecia
• Frederick I de Württemberg (1754-1816), rey de Württemberg
• Frederick I, Duque de Saxe-Altenburg (1763-1834)
• Frederick I, Gran Duque de Baden (1826-1907)
• Frederick I, Duque de Anhalt (1831-1904)