| Anatoly Karpov | | 1951 |
| Drew Karpyshyn | | 1971 |
| Alfonso Karr | | |
| Jean Baptiste Alphonse Karr | | 1808–1890 |
| Chester Karrass | | |
| Mehdi Karroubi | | 1937 |
| Youssuf Karsh | | |
| Amani Abeid Karume | | 1948 |
| Wong Kar-Wai | | 1958 |
| Krzysztof Karwowski | | 1971 |
| Hamid Karzai | Ex-presidente do Afeganistão | 1957 |
| Joseph Kasa-Vubu | político da República Democrá… | 1910–1969 |
| Ernst Käsemann | professor académico alemão | 1906–1998 |
| John Kasich | político americano | 1952 |
| Garry Kasparov | Enxadrista Russo | 1963 |
| Eugene Kaspersky | | 1965 |
| Gilberto Kassab | Secretário da Casa Civil de S… | 1960 |
| Abdul Karim Kassem | | 1914–1963 |
| Katja Kassin | atriz pornográfica alemã | 1979 |
| Rudolf Kassner | | 1873–1959 |
| Carolina Kasting | | 1975 |
| Erich Kästner | | 1899–1974 |
| Jyrki Katainen | político finlandês, Ex-primei… | 1971 |
| Byron Katie | | 1942 |
| Louis Kauffman | | 1945 |
| Stuart Kauffman | | 1939 |
| Andy Kaufman | Comediante e ator americano | 1949–1984 |
| Charlie Kaufman | | 1958 |
| Lloyd Kaufman | | 1945 |
| Lois L. Kaufman | | |
| Walter Kaufmann | professor académico alemão | 1921–1980 |
| Kenneth Kaunda | | 1924 |
| Rupi Kaur | poeta feminista contemporânea… | 1992 |
| Aki Kaurismaki | | 1957 |
| Kautilya | | -375–-283 a.C. |
| Karl Kautsky | | 1854–1938 |
| Eduard Kava | | 1978 |
| Konstantínos Kaváfis | | 1863–1933 |
| Brett Kavanaugh | Associado de Justiça da Supre… | 1965 |
| Julie Kavner | | 1950 |
| Yasunari Kawabata | | 1899–1972 |
| Yoshihiro Kawaoka | | 1955 |
| Guy Kawasaki | | 1954 |
| Alan Kay | | 1940 |
| Guy Gavriel Kay | | 1954 |
| Jay Kay | | 1969 |
| Mary Kay | | |
| Danny Kaye | | 1913–1987 |
| David Kaye | | 1964 |
| Dena Kaye | | |
| Susanna Kaysen | | 1948 |
| Elia Kazan | | 1909–2003 |
| Nikos Kazantzakis | | 1883–1957 |
| Rafael Kbral | | |
| Margaret Keane | | 1927 |
| Walter Keane | | 1915–2000 |
| Paul Keating | | 1944 |
| Buster Keaton | | 1895–1966 |
| Diane Keaton | | 1946 |
| Michael Keaton | Ator, produtor e diretor esta… | 1951 |
| John Keats | | 1795–1821 |
| John Keble | | 1792–1866 |
| Kevin Keegan | | 1951 |
| John Keel | | 1930–2009 |
| Sam Keen | | 1931 |
| Monica Keena | | 1979 |
| Maynard James Keenan | | 1964 |
| Estes Kefauver | | 1903–1963 |
| Renato Kehl | | |
| Wilhelm Keitel | | 1882–1946 |
| Arthur Keith | | 1866–1955 |
| Brian Keith | | 1921–1997 |
| Toby Keith | | 1961 |
| Muhammad V de Kelantan | | 1969 |
| Evelyn Fox Keller | | 1936 |
| Fernanda Keller | | 1963 |
| Gary Keller | | |
| Helen Keller | | 1880–1968 |
| Kevin Lane Keller | | 1956 |
| Annette Kellerman | | 1886–1975 |
| Jonathan Kellerman | | 1949 |
| David M. Kelley | | 1951 |
| Johan Henrik Kellgren | | 1751–1795 |
| Friedrich Kellner | | 1885–1970 |
| John Harvey Kellogg | | 1852–1943 |
| Will Keith Kellogg | | 1860–1951 |
| Ellsworth Kelly | | 1923–2015 |
| Érica Kelly | | |
| Gene Kelly | | 1912–1996 |
| George Edward Maurice Kelly | | |
| Grace Kelly | Princesa Consorte de Mônaco | 1929–1982 |
| J. Kelly | | |
| Kevin Kelly | | 1952 |
| Megyn Kelly | | 1970 |
| Ned Kelly | | 1855–1880 |
| Hans Kelsen | | 1881–1973 |
| Fanny Kemble | atriz e escritora britânica | 1809–1893 |
| John Philip Kemble | | 1757–1823 |
| John George Kemeny | Judeu-Húngaro Matemático amer… | 1926–1992 |
| Brian Kemp | político norte-americano | 1963 |
