Frederick III of Sicily 💼 Troubadour, poet, composer, sovereign Frederick III, Elector Palatine 💼 Ruler Frederick III, Elector of Saxony 💼 Ruler Frederick IV of Denmark 💼 Monarch Frederick IV, Elector Palatine 💼 Prince-elector Frederick J. Conboy 💼 Dentist, politician Frederick Jackson Turner 💼 Historian, writer Frederick James Eugene Woodbridge 💼 Philosopher, essayist, university teacher Frederick Jarrett 💼 Philatelist Frederick John Fulton 💼 Lawyer, politician Frederick John Kiesler 💼 Architect, sculptor, painter, designer, scenographer, author, lithographer, theatre designer, writer Frederick Keeping 💼 Sport cyclist Frederick Lane 💼 Swimmer Frederick Lau 💼 Film actor, television actor Frederick Law Olmsted 💼 Botanist, landscape architect, architect, journalist, impresario, businessperson, horticulturist, writer Frederick Loewe 💼 Composer, songwriter, pianist Frederick Lorz 💼 Marathon runner, long-distance runner Frederick Low 💼 Politician, diplomat, banker Frederick Lowy 💼 Psychiatrist, university teacher, physician Frederick Macaulay 💼 Economist, university teacher Frederick Manson Bailey 💼 Botanist, explorer, botanical collector, scientific collector Frederick Marryat 💼 Writer, novelist, children's writer, naval officer, sailor, military officer Frederick McCall 💼 Military personnel Frederick McCarthy 💼 Sport cyclist Frederick Meadows 💼 Middle-distance runner, long-distance runner Frederick Moloney 💼 Athletics competitor Frederick Montizambert 💼 Physician Frederick Morgan (British Army officer, born 1894) 💼 Military personnel Frederick Muhlenberg 💼 Politician Frederick Orpen Bower 💼 Botanist Frederick Philip Grove 💼 Linguist, translator, writer Frederick Reines 💼 Physicist, university teacher Frederick Robert Cromwell 💼 Politician, farmer, manager Frederick Rolfe 💼 Writer, photographer, historian, painter, novelist Frederick Roy 💼 Ice hockey player Frederick Russell Burnham 💼 Explorer, writer, soldier Frederick Sandys 💼 Painter, illustrator Frederick Sanger 💼 Biochemist, chemist, university teacher, conscientious objector Frederick Schule 💼 Basketball coach, athletics competitor Frederick Scott Archer 💼 Photographer, sculptor, inventor Frederick Seitz 💼 Physicist, university teacher Frederick Sheffield 💼 Rower Frederick Soddy 💼 Pharmacist, physicist, professor, chemist, researcher Frederick Steep 💼 Association football player Frederick Suerig 💼 Rower Frederick T. Frelinghuysen 💼 Politician, lawyer, diplomat Frederick Terman 💼 Engineer, university teacher, academic administrator, writer Frederick Thomas Green 💼 Explorer Frederick Toms 💼 Rower Frederick Townsend Ward 💼 Military personnel Frederick Traugott Pursh 💼 Botanist, pteridologist, gardener, explorer, botanical collector, scientific collector Frederick Trump 💼 Restaurateur, barber, hotel manager, businessperson, procurer Frederick Twort 💼 Military physician, virologist, microbiologist Frederick V of Denmark 💼 Monarch Frederick V of the Palatinate 💼 Aristocrat, politician, military leader, prince-elector Frederick VI of Denmark 💼 Monarch Frederick VII of Denmark 💼 Monarch Frederick VIII of Denmark 💼 Monarch, aristocrat, military officer Frederick Varley 💼 Painter, visual artist, university teacher Frederick Vroom 💼 Actor, film actor, film director