| Arthur Kahn | Arthur Kaliyev | Arthur Kampf |
| Arthur Kane | Arthur Kannenberg | Arthur Kantrowitz |
| Arthur Karl Greiser | Arthur Karl Lebrecht Marschall von Bieberstein | Arthur Karl Victor Schott |
| Arthur Karl Viktor Schott | Arthur Karl Wilhelm Heffter | Arthur Kaspar (Schiff) |
| Arthur Kather | Arthur Kauffmann | Arthur Kaufmann |
| Arthur Kaufmann (Jurist) | Arthur Kaufmann (Maler) | Arthur Kaufmann (Schachspieler) |
| Arthur Kautzenbach | Arthur Kay (Musiker) | Arthur Kayser |
| Arthur König | Arthur König (Physiker) | Arthur König (Politiker, 1876) |
| Arthur König (Politiker, 1950) | Arthur König (Theologe) | Arthur Köpcke |
| Arthur Köster | Arthur Köstler | Arthur Kötz |
| Arthur Køpcke | Arthur Keaveney | Arthur Keith |
| Arthur Keith, 10. Earl of Kintore | Arthur Keller | Arthur Kennedy |
| Arthur Kennedy (Bischof) | Arthur Kennelly | Arthur Kenneth Jones |
| Arthur Kent Kerman | Arthur Kerman | Arthur Kern |
| Arthur Kershaw | Arthur Kickton | Arthur Kiekebusch |
| Arthur Kielholz | Arthur Kill | Arthur Killat |
| Arthur Kimbro | Arthur King | Arthur Kingsley Vint |
| Arthur Kinnaird | Arthur Kinnaird, 10. Lord Kinnaird | Arthur Kinnaird, 11. Lord Kinnaird |
| Arthur Kip | Arthur Kirk | Arthur Kistenmacher |
| Arthur Kittel | Arthur Klauser | Arthur Klein |
| Arthur Kleine | Arthur Kleiner | Arthur Kleinschmidt |
| Arthur Klemt | Arthur Klemt (Erfinder, 1913) | Arthur Klemt (Erfinder, 1951) |
| Arthur Klemt (Schauspieler) | Arthur Klinke | Arthur Klotzbach |
| Arthur Kluckers | Arthur Knautz | Arthur Knick |
| Arthur Knoebel | Arthur Knyvet Wilson, 3. Baronet | Arthur Kobler |
| Arthur Kobus | Arthur Kochmann | Arthur Koepchen |
| Arthur Koepcke | Arthur Koestler | Arthur Koetz |
| Arthur Kohlenberg | Arthur Kollmann | Arthur Kolnik |
| Arthur Konnerth | Arthur Konnerth (Politiker) | Arthur Kool |
| Arthur Kopp | Arthur Kopp (Bibliothekar) | Arthur Kopp (Politiker) |
| Arthur Koppel | Arthur Korn | Arthur Korn (Architekt) |
| Arthur Korn (Physiker) | Arthur Kornberg | Arthur Kornhauser |
| Arthur Krams | Arthur Kraußneck | Arthur Kraus |
| Arthur Krause | Arthur Krause (Lehrer) | Arthur Krause (Naturforscher) |
| Arthur Krüger | Arthur Krebs | Arthur Kreienbrinck |
| Arthur Kreuzer | Arthur Krim | Arthur Kronfeld |
| Arthur Kronthal | Arthur Krull | Arthur Krupp |
| Arthur Kuggeleyn | Arthur Kulkov | Arthur Kulling |
| Arthur Kullmer | Arthur Kunath | Arthur Kunstmann |
| Arthur Kunz | Arthur Kurt Paul Weisbrodt | Arthur Kurtz |
| Arthur Kusterer | Arthur Kutscher | Arthur L. Besse |
| Arthur L. Butler | Arthur L. Conger | Arthur L. Day |
| Arthur L. Day Medal | Arthur L. Day Prize | Arthur L. Day Prize and Lectureship |
| Arthur L. Hall | Arthur L. Horwich | Arthur L. Jones |
| Arthur L. Kimbro | Arthur L. Mann Memorial Library | Arthur L. Miller |
| Arthur L. Reed | Arthur L. Ruoff | Arthur L. Samuel |
| Arthur L. Schawlow | Arthur L. Schawlow Award | Arthur L. Schawlow Prize in Laser Science |
| Arthur Laban Bates | Arthur Ladwig | Arthur Laffer |
| Arthur Laing | Arthur Laing Bridge | Arthur Lake |
| Arthur Lake (Begriffsklärung) | Arthur Lakes | Arthur Lally |
| Arthur Lamb | Arthur Lambert | Arthur Lamothe |
| Arthur Lanc | Arthur Lanci | Arthur Landsberger |
| Arthur Landsborough Thomson | Arthur Landwehr | Arthur Lane |
| Arthur Lange | Arthur Lange (Bildhauer) | Arthur Lange (Komponist) |
| Arthur Lange (Parteifunktionär) | Arthur Langen | Arthur Langerman |
| Arthur Langerman Foundation | Arthur Langhammer | Arthur Langtry Bell |
| Arthur Lapierre | Arthur Lappin | Arthur Lapworth |
| Arthur Larsen | Arthur Lassally | Arthur Latham Conger |
| Arthur Lauber | Arthur Laumann | Arthur Laurendeau |
| Arthur Laurents | Arthur Lavis | Arthur Lawley, 6. Baron Wenlock |
| Arthur Lawson | Arthur Lawson Johnston, 3. Baron Luke | Arthur Lawson-Johnston, 3. Baron Luke |
| Arthur Lämmlein | Arthur Läwen | Arthur Långfors |
| Arthur Lévy | Arthur Lévy (Historiker) | Arthur Löffler |
| Arthur Löwenstamm | Arthur Lüdicke | Arthur Lüttringhaus |
| Arthur Lüttringhaus senior | Arthur Lützner | Arthur Leclerc |
| Arthur Leclerc (Rennfahrer) | Arthur Lee | Arthur Lee (Musiker) |
| Arthur Lee (Politiker) | Arthur Lee Maye | Arthur Lee, 1. Viscount Lee of Fareham |
| Arthur Legat | Arthur Legrand | Arthur Lehmann |
| Arthur Lehmann (Politiker, 1884) | Arthur Lehmann (Politiker, 1885) | Arthur Lehmann (Politiker, 1886) |
| Arthur Lehning | Arthur Leighton | Arthur Leipzig |
| Arthur Leist | Arthur Lemisch | Arthur Lenhoff |
| Arthur Lenne | Arthur Lennox Butler | Arthur Leonard Schawlow |
| Arthur Leppmann | Arthur Leslie Benjamin | Arthur Leslie Wheeler |
| Arthur Letele | Arthur Letondal | Arthur Levasseur |
| Arthur Levinson | Arthur Levitt | Arthur Levitt senior |
| Arthur Levy | Arthur Levy (Rabbiner) | Arthur Levysohn |
| Arthur Lewin-Funcke | Arthur Lewis | Arthur Lewis (Begriffsklärung) |
| Arthur Lewis Hall | Arthur Lewis Miller | Arthur Lewis Sifton |
| Arthur Leycester Scott Coltman | Arthur Liebehenschel | Arthur Lieberasch |
| Arthur Liebert | Arthur Liener | Arthur Lieutenant |
| Arthur Lilienthal | Arthur Lincke | Arthur Lincke (Fahrzeughersteller) |
| Arthur Linder | Arthur Lindfors | Arthur Lindo Patterson |
| Arthur Lindsay Sadler | Arthur Link | Arthur Linka |
| Arthur Linker | Arthur Linton | Arthur Lipsch |
| Arthur Lipsett | Arthur Lisowsky | Arthur Livermore |
| Arthur Llewellyn Basham | Arthur Lloyd Eshbach | Arthur Lloyd Thomas |
| Arthur Loepfe | Arthur Loesser | Arthur Loft |
| Arthur Lohse | Arthur Loiseau | Arthur Lonergan |
| Arthur Longo | Arthur Longsjo | Arthur Loosli |
| Arthur Looss | Arthur Lossow | Arthur Louis Day |
| Arthur Louis Hugo Rudolph | Arthur Louis Ruoff | Arthur Lourié |
| Arthur Lourie | Arthur Lovejoy | Arthur Loveridge |
| Arthur Lowe | Arthur Lubin | Arthur Luck |
| Arthur Ludwich | Arthur Luiz Piza | Arthur Luther |
| Arthur Lutteroth | Arthur Lutze | Arthur Luysterman |
| Arthur Lydiard | Arthur Lyman | Arthur Lyon |
| Arthur Lyska | Arthur M. Beaupre | Arthur M. Cave |
| Arthur M. Free | Arthur M. Hind | Arthur M. Huddell (Schiff) |
| Arthur M. Hyde | Arthur M. Jacobs | Arthur M. Jaffe |
| Arthur M. Okun | Arthur M. Poskanzer | Arthur M. Sackler |
