Frederick

• Frederick (given name), the name

Given name

Nobility

Anhalt-Harzgerode

• Frederick, Prince of Anhalt-Harzgerode (1613–1670)

Austria

• Frederick I, Duke of Austria (Babenberg), Duke of Austria from 1195 to 1198
• Frederick II, Duke of Austria (1219–1246), last Duke of Austria from the Babenberg dynasty
• Frederick the Fair (Frederick I of Austria (Habsburg), 1286–1330), Duke of Austria and King of the Romans

Baden

• Frederick I, Grand Duke of Baden (1826–1907), Grand Duke of Baden
• Frederick II, Grand Duke of Baden (1857–1928), Grand Duke of Baden

Bohemia

• Frederick, Duke of Bohemia (died 1189), Duke of Olomouc and Bohemia

Britain

• Frederick, Prince of Wales (1707–1751), eldest son of King George II of Great Britain

Brandenburg/Prussia

• Frederick I, Elector of Brandenburg (1371–1440), also known as Frederick VI, Burgrave of Nuremberg
• Frederick II, Elector of Brandenburg (1413–1470), Margrave of Brandenburg
• Frederick William, Elector of Brandenburg (1620–1688), Duke of Prussia
• Frederick I of Prussia (1657–1713), Elector of Brandenburg
• Frederick II of Prussia (1712–1786), King of Prussia, Frederick the Great
• Frederick III, German Emperor (Frederick III of Prussia, 1831–1888), German emperor and King of Prussia
• Frederick William I of Prussia (1688–1740), King of Prussia
• Frederick William II of Prussia (1744–1797), King of Prussia
• Frederick William III of Prussia (1770–1840), King of Prussia
• Frederick William IV of Prussia (1795–1861), King of Prussia

Denmark

• Frederick I of Denmark (1471–1533), King of Denmark and Norway
• Frederick II of Denmark (1534–1588), King of Denmark and Norway
• Frederick III of Denmark (1609–1670), King of Denmark and Norway
• Frederick IV of Denmark (1671–1730), King of Denmark and Norway
• Frederick V of Denmark (1723–1766), King of Denmark and Norway
• Frederick VI of Denmark (1768–1839), King of Denmark and Norway
• Frederick VII of Denmark (1808–1863), King of Denmark
• Frederik VIII of Denmark (1843–1912), King of Denmark
• Frederik IX of Denmark (1899–1972), King of Denmark
• Frederik X of Denmark (born 1968), King of Denmark
• Frederik Raben-Levetzau (1850–1933), Danish count and politician

Holy Roman Empire

• Frederick I, Holy Roman Emperor (1125–1190), king & emperor
• Frederick II, Holy Roman Emperor (1196–1250), king & emperor
• Frederick III, Holy Roman Emperor (1415–1493), German ruler

Mantua

• Federico I Gonzaga, Marquess of Mantua
• Federico II Gonzaga, Duke of Mantua

Naples

• Frederick of Naples (1452–1504), King of Naples

Nuremberg

• Frederick III, Burgrave of Nuremberg (c. 1220–1297)
• Frederick IV, Burgrave of Nuremberg (1287–1332)
• Frederick V, Burgrave of Nuremberg (died 1398)

Palatinate

• Frederick IV, Elector Palatine (1574–1610), German aristocrat
• Frederick V of the Palatinate (1619–1620), Bohemian aristocrat

Saxony

• Frederick III, Elector of Saxony (1463–1525), known as Frederick the Wise
• Frederick Augustus I of Saxony (1750–1827), Elector and King of Saxony
• Frederick Augustus II of Saxony (1797–1854), King of Saxony
• Frederick Augustus III of Saxony (1865–1932), King of Saxony

Sweden

• Frederick I of Sweden (1676–1751), King of Sweden

Württemberg

• Frederick I of Württemberg (1754–1816), Duke, Elector, and King of Württemberg

Given name

• Frederick of Utrecht (c. 780–834/838), saint, bishop of Utrecht
• Frederick Banting (1891–1941), Canadian doctor who co-discovered insulin
• Fredrick de Silva (1912–1993), Sri Lankan lawyer and politician
• Fred Dibnah (1938–2004), English steeplejack and television personality
• Frederick Douglass (1818–1891), American abolitionist, editor, orator, author, statesman and reformer
• Frederick Augustus Forbes (1818–1878), Australian politician
• Frederick Forsyth (born 1938), British novelist
• Freddy Stephen Fuller, Canadian ex-amateur boxer 666
• Fred Hollows (1929–1993), Australian ophthalmologist and philanthropist
• Frederick Pei Li (1940–2015), American physician and co-discoverer of Li-Fraumeni syndrome
• Frederik Magle (born 1977), Danish composer
• Frederick Norris (1921–2006), British marathon runner
• Frederick de la Roche (died 1173), the sixth Latin archbishop of Tyre
• Frederick Segura (born 1979), Venezuelan track and road cyclist
• Frederick Skiff (1867–1947), American author, collector and bibliophile
• Fred "Sonic" Smith (1949–1994), guitarist of American rock band MC5
• Frederick Varley (1881–1969), painter
• Frederik (singer), (1945), stage name of Finnish singer Ilkka Juhani Sysimetsä, also known as Reetu

Surname

• Dave Frederick, American sportswriter and coach

Middle name

• Sabrina Frederick-Traub (born 1996), Australian rules footballer

Fictional people

• Frederick (Animal Farm), the owner of Pinchfield Farm in the novel by George Orwell
• Frederick Gaylord Crane, fictional child of Lilith and Frasier Crane on the American TV shows "Cheers" and "Frasier"
• Emperor Frederick, the evil emperor in the Dune II game

United States

• Frederick, Colorado, a town in Weld County
• Frederick, Kansas, a town
• Frederick County, Maryland
• Frederick, Maryland, a city in Frederick County
• Frederick, Michigan, a ghost town
• Frederick, Ohio, an unincorporated community
• Frederick, Oklahoma, a city in Tillman County
• Frederick, South Dakota, a town in Brown County
• Frederick County, Virginia
• Frederick Creek (disambiguation), several streams
• Frederick Sound, a sound in Alaska

Canada

• Frederick, Ontario
• Frederick Sound (Canada), a sound in British Columbia

• Frederic (band), a Japanese rock band from Kobe
• Frederick (fictional character), the mouse protagonist of the eponymous 1968 children's book by Leo Lionni
• Frederick (horse), a racehorse
• Frederick (ship), several ships
• "Frederick" (song) by Patti Smith

• Frederic (disambiguation)
• Federico
• Fred (disambiguation)
• Freddie (disambiguation)
• Freddy (disambiguation)
• Frédéric
• Frederico
• Fredrik
• Fredro
• Friedrich (disambiguation)
• Fryderyk (given name)