Karl Mannheim 💼 Sociologist, university teacher, writer Karl Maria Kertbeny 💼 Writer, bibliographer, journalist, translator Karl Markovics 💼 Film director, screenwriter, stage actor, film actor, television actor, actor Karl Marx 💼 Economist, journalist, historian, philosopher, sociologist, revolutionary, poet, politician, writer Karl Mauch 💼 Explorer, geographer, geologist Karl Mauss 💼 Dentist, military personnel Karl Maximovich 💼 Explorer, pteridologist, bryologist, botanist, botanical collector, scientific collector Karl May 💼 Novelist, children's writer, screenwriter, composer, writer Karl Menger 💼 Mathematician, philosopher, university teacher Karl Mobius 💼 Biologist, zoologist, university teacher, ecologist, botanist, zoological collector, scientific collector Karl Mollweide 💼 Mathematician, astronomer, university teacher, cartographer, dean Karl Nehammer 💼 Politician, soldier, general secretary, militant Karl Nesselrode 💼 Diplomat, military personnel, politician Karl Neukirch 💼 Artistic gymnast Karl Otfried Muller 💼 Classical archaeologist, classical philologist, university teacher, mythographer, historian of classical antiquity, epigrapher, numismatist, writer, art historian Karl Otto Apel 💼 Philosopher, university teacher Karl Otto Koch 💼 Military officer, torturer, concentration camp guard, politician, war criminal, nazi, fascist Karl Ouimette 💼 Association football player Karl Ove Knausgard 💼 Novelist, autobiographer, writer Karl Patterson Schmidt 💼 Zoologist, herpetologist Karl Pearson 💼 Mathematician, historian of mathematics, statistician, historian, philosopher, biographer, psychologist, eugenicist Karl Philipp Moritz 💼 Writer, essayist, publisher Karl Pilkington 💼 Writer, actor, radio personality, film actor, television presenter, comedian, television actor Karl Polanyi 💼 Economist, anthropologist, economic historian, historian, journalist, philosopher, writer, university teacher, sociologist Karl Popper 💼 Philosopher, philosopher of science, writer, university teacher, sociologist, mathematician, teacher Karl Radek 💼 Politician, university teacher, journalist, revolutionary, political prisoner Karl Rahner 💼 Latin catholic priest, theologian, writer, university teacher Karl Rapp 💼 Military flight engineer, engineer, entrepreneur Karl Rappan 💼 Association football player, association football coach Karl Renner 💼 Politician, librarian, diplomat, lawyer, jurist Karl Richard Lepsius 💼 Anthropologist, linguist, librarian, archaeologist, egyptologist, university teacher, writer, zoological collector Karl Ritter Von Ghega 💼 Engineer, architect, civil engineer, railway engineer, bridge builder Karl Roderer 💼 Sport shooter Karl Rove 💼 Journalist, politician, lobbyist, political adviser Karl Ruberl 💼 Swimmer, banker Karl Rudolphi 💼 Biologist, zoologist, university teacher, botanist, anatomist, physiologist, parasitologist, helminthologist, botanical collector Karl Sanders 💼 Singer, guitarist Karl Schenk 💼 Politician, pastor Karl Schmidt Rottluff 💼 Sculptor, painter, university teacher, graphic artist, illustrator, lithographer, designer, draftsperson, art collector, exlibrist, mosaicist, etcher, opinion journalist, carpets designer Karl Schnabl 💼 Ski jumper, surgeon Karl Schranz 💼 Alpine skier Karl Schroeder 💼 Science fiction writer, writer Karl Seitz 💼 Politician, pedagogue Karl Sesta 💼 Association football player, association football coach Karl Shuker 💼 Biologist, zoologist, writer, poet, cryptozoologist Karl Silberbauer 💼 Military officer, gestapo employee Karl Staaff 💼 Politician, advokat Karl Stern 💼 Psychiatrist, university teacher, neurologist, psychotherapist Karl Stewart 💼 Ice hockey player Karl Stollery 💼 Ice hockey player Karl Stotz 💼 Association football player, association football coach Karl Struss 💼 Cinematographer, photographer, camera operator Karl Svensson 💼 Association football player Karl Sverkersson 💼 Politician Karl Swenson 💼 Television actor, film actor, voice actor Karl Tausig 💼 Composer, pianist, music educator Karl Taylor Compton 💼 Physicist, university teacher, science administrator Karl Theodor Anton Maria Von Dalberg 💼 Catholic priest, writer, catholic bishop Karl Theodor Ernst Von Siebold 💼 Botanist, zoologist, physiologist, university teacher, gynecologist, anatomist Karl Theodor Zu Guttenberg 💼 Politician, jurist, lobbyist, business consultant, television presenter, author