| | Louis L'Amour | Author | | 1908 | 1988 |
| | Madeleine L'Engle | Author | A Wrinkle in Time | 1918 | 2007 |
| | L. P. Hartley | Novelist | The Boat | 1895 | 1972 |
| | Jean de La Bruyere | Author | Les Caractères de Théophraste | 1645 | 1696 |
| | Jean de La Fontaine | Poet | | 1621 | 1695 |
| | Pierre de La Rue | Composer | Franco-Flemish compose | 1452 | 1518 |
| | Patti LaBelle | Singer | | 1944 | |
| | Shia LaBeouf | Actor | The Battle of Shaker Heights | 1986 | |
| | Drew Lachey | Singer | 98 Degrees | 1976 | |
| | Franz Lachner | Composer | | 1803 | 1890 |
| | Steve Lacy | Musician | | 1934 | 2004 |
| | Alan Ladd | Actor | Shane | 1913 | 1964 |
| | Ezra Laderman | Composer | | 1924 | |
| | Tommy Ladnier | Musician | | 1900 | 1939 |
| | Scott LaFaro | Bassist | | 1936 | 1961 |
| | Marquis de Lafayette | Military | French revolutionary in America | 1757 | 1834 |
| | Arthur B. Laffer | Economist | Laffer curve | 1940 | |
| | Don LaFontaine | Actor | American voice actor | 1940 | 2008 |
| | Karl Lagerfeld | Fashion Designer | Widely recognized fashion designer | 1938 | |
| | Fiorello LaGuardia | Politician | Mayor of New York, 1934-45 | 1882 | 1947 |
| | Émile Lahoud | Head of State | President of Lebanon | 0000 | 1936 |
| | Bert Lahr | Actor | Lion in The Wizard of Oz | 1895 | 1967 |
| | Frankie Laine | Singer | Moonlight Gambler, Rawhide | 1913 | 2007 |
| | Papa Jack Laine | Jazz Musician | Important band leader in New Orleans | 1873 | 1966 |
| | Ronald David Laing | Psychiatrist | Wrote extensively on psychosis | 1927 | 1989 |
| | Melvin Laird | Government | US Secretary of Defense, 1969-73 | 1922 | |
| | Laszlo Lajtha | Composer | | 1892 | 1963 |
| | Anthony Lake | Government | | 1939 | |
| | Greg Lake | Musician | Emerson, Lake and Palmer | 1948 | |
| | Ricki Lake | Talk Show Host | Hairspray | 1968 | |
| | Veronica Lake | Actor | Sullivan's Travels | 1919 | 1973 |
| | Freddie Laker | Business | Founder of Laker Airlines | 1922 | 2006 |
| | Padma Lakshmi | Model | Host of Top Chef | 1970 | |
| | Jack LaLanne | Fitness Guru | Fitness guru | 1914 | |
| | Édouard Lalo | Composer | Symphonie espagnole | 1823 | 1892 |
| | Jean-Baptiste Lamarck | Biologist | Foundations of Biology | 1744 | 1829 |
| | Hedy Lamarr | Actor | Actress, invented frequency hopping | 1913 | 2000 |
| | Alphonse de Lamartine | Poet | Bland French poet and failed politician | 1790 | 1869 |
| | Fernando Lamas | Actor | The Lost World | 1916 | 1982 |
| | Lorenzo Lamas | Actor | Renegade | 1958 | |
| | Caroline Lamb | Novelist | Affair with Lord Byron in 1812 | 1785 | 1828 |
| | Charles Lamb | Author | Essays of Elia | 1775 | 1834 |
| | Joseph Lamb | Composer | Ragtime composer | 1887 | 1960 |
| | Constant Lambert | Composer | British composer and conductor | 1905 | 1951 |
| | Richard Lamm | Politician | Governor of Colorado, 1975-87 | 1935 | |
| | Robert Lamm | Singer/Songwriter | Chicago | 1944 | |
| | Jeanne Lamon | Conductor | Tafelmusik Orchestra | 1949 | |
| | Anne Lamott | Author | Operating Instructions | 1954 | |
| | Jake LaMotta | Boxing | Best chin in boxing | 1921 | |
| | Dorothy Lamour | Actor | My Favorite Brunette | 1914 | 1996 |
| | Charles Lamoureux | Conductor | French conductor and violinist | 1834 | 1899 |
| | Burt Lancaster | Actor | Elmer Gantry | 1913 | 1994 |
| | Osbert Lancaster | Cartoonist | Cartoons published in the Daily Express | 1908 | 1980 |
| | Elsa Lanchester | Actor | Bride of Frankenstein | 1902 | 1986 |
| | Ann Landers | Columnist | Syndicated advice columnist | 1918 | 2002 |
| | Francesco Landini | Composer | Italian composer | 1325 | 1397 |
| | Alf Landon | Politician | Republican Presidential candidate 1936 | 1887 | 1997 |
| | Michael Landon | Actor | Little House on the Prairie | 1936 | 1991 |
| | Walter S. Landor | Author | Imaginary Conversations | 1775 | 1864 |
| | Wanda Landowska | Musician | Harpsichordist | 1879 | 1959 |
| | Tom Landry | Football | Dallas Cowboys Head Coach, 1960-88 | 1924 | 2000 |
| | Karl Landsteiner | Doctor | Discovered blood typing | 1868 | 1943 |
| | Burton Lane | Songwriter | Finian's Rainbow | 1912 | 1997 |
| | Charles Lane | Actor | Grumpy character actor | 1905 | 2007 |
| | Diane Lane | Actor | A Walk on the Moon | 1965 | |
| | Nathan Lane | Actor | The Producers | 1956 | |
| | Ronnie Lane | Musician | | 1946 | 1997 |
| | Lang Lang | Pianist | Chinese pianist | 1982 | |
| | Andrew Lang | Author | Scottish man of letters | 1844 | 1912 |
| | Jonny Lang | Singer | Turn Around | 1981 | |
| | k. d. lang | Singer | Constant Craving | 1961 | |
| | Dorothea Lange | Photographer | Depression-era photographer | 1895 | 1965 |
| | Jessica Lange | Actor | Tootsie | 1949 | |
| | Jim Lange | Game Show Host | The Dating Game | 1933 | |
| | Frances Langford | Singer | | 0000 | 2005 |
| | Jean Langlais | Composer | Organist and composer | 1907 | 1991 |
| | William Langland | Poet | Piers Plowman | 1332 | 1386 |
| | Samuel Pierpont Langley | Physicist | Pioneer of aviation | 1834 | 1906 |
| | Nicholas Lanier | Composer | Master of the King's Music 1625–1666 | 1588 | 1666 |
| | Sidney Lanier | Poet | Southern lyrical poet | 1842 | 1881 |
| | Josef Lanner | Composer | Austrian dance music composer | 1801 | 1843 |
| | Angela Lansbury | Actor | Murder She Wrote | 1925 | |
| | Robert Lansing | Actor | Empire of the Ants | 1928 | 1984 |
| | Sherry Lansing | Business | | 1944 | |
| | Paul Lansky | Electronic Musician | Professor of music composition at Princeton U | 1944 | |
| | Mario Lanza | Singer | Tenor - 50 million albums | 1921 | 1959 |
| | Lao-tzu | Philosopher | Tao Te Ching | 0604 BC | 0531 BC |
| | Pierre-Simon Laplace | Mathematician | Traité du Mécanique Céleste | 1749 | 1827 |
| | Agustín Lara | Composer | Granada | 1900 | 1970 |
| | Alexandra Maria Lara | Actor | Downfall | 1978 | |
| | Ring Lardner Jr. | Screenwriter | Screenwriter, M*A*S*H | 1915 | 2000 |
| | Ring Lardner | Columnist | Sports columnist | 1885 | 1933 |
| | Philip Larkin | Poet | The Whitsun Weddings | 1922 | 1985 |
| | Nick LaRocca | Musician | | 1889 | 1961 |
| | Lyndon LaRouche | Economist | Eccentric economist politician | 1922 | |
| | John Larroquette | Actor | Night Court | 1947 | |
| | Libby Larsen | Composer | Frankenstein: The Modern Prometheus | 1950 | |
| | Doug Larson | | | 0000 | |
| | Gary Larson | Cartoonist | Creator of The Far Side | 1950 | |
| | Jonathan Larson | Composer | Rent | 1960 | 1996 |
| | Sarah Larson | | Fear Factor | 1979 | |
| | Lars-Erik Larsson | Composer | | 1908 | 1986 |
| | Ali Larter | Actor | | 1976 | |
| | Eva LaRue | Actor | All My Children | 1966 | |
| | Harold Laski | Politician | | 1893 | 1950 |
| | Tommy Lasorda | Baseball | Los Angeles Dodgers Manager (1977-96) | 1927 | |
| | Orlande de Lassus | Composer | Psalmi Davidis Poenitentiales | 1532 | 1594 |
| | Carina Lau | Actor | Infernal Affairs | 1964 | |
| | Estée Lauder | Business | Cosmetics magnate | 1908 | 2004 |
| | Max von Laue | Physicist | Diffraction of X-rays on crystals | 1879 | 1960 |
| | Matt Lauer | Talk Show Host | Today Show host | 1957 | |
| | Tom Laughlin | Actor | Billy Jack | 1931 | |
| | Charles Laughton | Actor | | 1899 | 1962 |
| | Cyndi Lauper | Singer | Girls Just Want To Have Fun | 1953 | |
| | Stan Laurel | Actor | | 1890 | 1965 |
| | Morten Lauridsen | Composer | | 1943 | |
| | Christopher Laurie | Relative | Son of evangelist Greg Laurie | 0000 | 2008 |
| | Greg Laurie | Religion | Harvest Christian Fellowship | 1952 | |
| | Antonio Lauro | Composer | One of the foremost South American composers for t | 1917 | 1986 |
| | Calixa Lavallée | Composer | O Canada | 1842 | 1891 |
| | Johann Kaspar Lavater | Religion | Swiss theologian | 1741 | 1801 |
| | Rod Laver | Tennis | Winner of 1962 and 1969 Grand Slam | 1938 | |
| | Avril Lavigne | Singer | Manufactured pop star | 1984 | |
| | Antoine Lavoisier | Chemist | Father of modern chemistry | 1743 | 1794 |
| | Andrew Law | Composer | | 1749 | 1821 |
| | Andrew Bonar Law | Head of State | UK Prime Minister 1922-23 | 1858 | 1923 |
| | Bernard Law | Religion | ontroversial former cardinal of Boston | 1931 | |
| | Jude Law | Actor | Gattaca | 1972 | |
| | Henry Lawes | Composer | English musician and composer | 1595 | 1662 |
| | William Lawes | Composer | | 1602 | 1645 |
| | Peter Lawford | Actor | Rat Pack member | 1923 | 1984 |
| | Charles B. Lawlor | Songwriter | | 0000 | |
| | D. H. Lawrence | Novelist | Lady Chatterley's Lover | 1885 | 1930 |
| | Ernest Lawrence | Physicist | Inventor of the cyclotron | 1901 | 1958 |
| | Gertrude Lawrence | Actor | | 1898 | 1952 |
| | Jack Lawrence | Songwriter | All or Nothing at All | 1912 | |
| | Joey Lawrence | Actor | Joey on Blossom | 1976 | |
| | Martin Lawrence | Actor | Wild Hogs | 1965 | |
| | Steve Lawrence | Singer | | 1935 | |
| | T. E. Lawrence | Author | Lawrence of Arabia | 1888 | 1935 |
| | Irving Layton | Poet | A Red Carpet for the Sun | 1912 | 2006 |
| | Ursula K. Le Guin | Novelist | The Left Hand of Darkness | 1929 | |
| | Jim Lea | Musician | Slade. | 1949 | |
| | Robin Leach | TV Personality | Lifestyles of the Rich and Famous | 1941 | |
| | Silas Leachman | Singer | Early recording artist | 1859 | 1936 |
| | Stephen Leacock | Author | Literary Lapses | 1869 | 1944 |
| | Leadbelly | Musician | Goodnight Irene | 1889 | 1949 |
| | Frank Leahy | Football | Longtime Notre Dame Head Coach | 1908 | 1973 |
| | Louis Leakey | Anthropologist | Discovered Homo Habilis | 1903 | 1972 |
| | Mary Leakey | Anthropologist | Discovered Proconsul | 1913 | 1996 |
| | Richard Leakey | Anthropologist | Excavated Koobi Fora | 1944 | |
| | Adrian Leaper | Conductor | | 1953 | |
| | Edward Lear | Poet | The Owl and the Pussycat | 1812 | 1888 |
| | Denis Leary | Comic | No Cure for Cancer | 1957 | |
| | Paul Leary | Guitarist | | 1972 | |
| | Timothy Leary | Activist | Tune in, turn on, drop out | 1920 | 1996 |
| | Matt LeBlanc | Actor | Joey on Friends | 1967 | |
| | Simon LeBon | Singer | Duran Duran | 1958 | |
| | Fran Lebowitz | Author | Social satirist, Metropolitan Life | 1950 | |
| | Stanisław Jerzy Lec | Poet | One of the most influential aphorists on the 20th | 1906 | 1966 |
| | John LeCarre | Novelist | The Spy Who Came in From the Cold, | 1931 | |
| | Derek Leckenby | Guitarist | | 1943 | 1994 |
| | Jean-Marie Leclair | Composer | Baroque violinist and composer | 1697 | 1764 |
| | Ernesto Lecuona | Composer | Cuban composer | 1896 | 1963 |
| | Heath Ledger | Actor | The Dark Knight? | 1979 | 2008 |
| | Chris LeDoux | Country Musician | Rodeo star, cowboy singer | 1948 | 2005 |
| | Ang Lee | Film Director | Brokeback Mountain | 1954 | |
| | Beverly Lee | Singer | Shirelles | 1941 | |
| | Blaine Lee | Author | | 0000 | |
| | Brenda Lee | Country Musician | Little Miss Dynamite, I'm Sorry | 1944 | |
| | Bruce Lee | Actor | Enter the Dragon | 1940 | 1973 |
| | Bunny Lee | Musician | Reggae record producer | 1941 | |
| | Canada Lee | Actor | Cry, the Beloved Country | 1907 | 1952 |
| | Christopher Lee | Actor | | 1922 | |
| | Gypsy Rose Lee | Dancer | Minsky's Burlesque | 1911 | 1970 |
| | Harper Lee | Novelist | To Kill A Mockingbird | 1925 | |
| | Peggy Lee | Singer | Is That All There Is? | 1920 | 2002 |
| | Robert E. Lee | Military | Confederate General | 1807 | 1870 |
| | Spike Lee | Film Director | | 1957 | |
| | Tommy Lee | Drummer | Mötley Crüe drummer | 1962 | |
| | Anton van Leeuwenhoek | Biologist | Father of the Microscope | 1632 | 1723 |
| | Ashley Leggat | Actor | Confessions of a Teenage Drama Queen | 1986 | |
| | Gershon Legman | Critic | American social critic and folklorist | 1917 | 1999 |
| | Michel Legrand | Composer | Film composer, The Windmills of Your Mind | 1932 | |
| | John Leguizamo | Comic | House of Buggin' | 1964 | |
| | Franz Lehár | Composer | | 1870 | 1948 |
| | John Lehman | Politician | 9-11 Commission member | 1942 | |
| | John Lehmann | Poet | Thrown to the Woolfs | 1907 | 1987 |
| | Lotte Lehmann | Singer | German soprano | 1888 | 1976 |
| | Christopher Lehmann-Haupt | Critic | | 0000 | |
| | Tom Lehrer | Pianist | | 1928 | |
| | Jerry Leiber | Songwriter | | 1933 | |
| | Ron Leibman | Actor | Kaz | 1937 | |
| | Gottfried Leibniz | Mathematician | Co-Inventor of calculus | 1646 | 1716 |
| | René Leibowitz | Composer | Reader's Digest Recordings | 1913 | 1972 |
| | Carol Leifer | Comic | Comic inspired Seinfeld's Elaine | 1956 | |
| | Jón Leifs | Composer | | 1899 | 1968 |
| | Carolyn Leigh | Songwriter | The Best is Yet to Come. | 1926 | 1981 |
| | Vivien Leigh | Actor | Gone With The Wind | 1913 | 1967 |
| | Kenneth Leighton | Composer | English composer | 1929 | 1988 |
| | Erich Leinsdorf | Conductor | | 1912 | 1993 |
| | Stanislaw Lem | Author | Solaris | 1921 | 2006 |
| | Jack Lemmon | Actor | | 1925 | 2001 |
| | Abe Lemons | Basketball | Oklahoma basketball coach | 1922 | 2002 |
| | Alfonso Leng | Composer | | 1894 | 1974 |
| | Maria Lenhart | Author | Travel writer | 0000 | |
| | Vladimir Lenin | Head of State | 1st Premier of the Soviet Union | 1870 | 1924 |
| | John Lennon | Musician | Beatle | 1940 | 1980 |
| | Julian Lennon | Musician | Too Late for Goodbyes | 1963 | |
| | Kathy Lennon | Singer | The Lennon Sisters | 1943 | |
| | Sean Lennon | Musician | Son of Beatle John Lennon | 1975 | |
| | Annie Lennox | Singer/Songwriter | Sweet Dreams (Are Made Of These) | 1954 | |
| | Jay Leno | Talk Show Host | Successor to Johnny Carson | 1950 | |
| | Leonardo Leo | Composer | Italian Baroque composer | 1694 | 1744 |
| | Elmore Leonard | Novelist | Crime novelist, including Swag | 1925 | |
| | Gloria Leonard | Publisher | Publisher of High Society | 1940 | |
| | Jack E. Leonard | Actor | | 1910 | 1973 |
| | John Leonard | | | 0000 | |
| | Sheldon Leonard | Actor | The Andy Griffith Show, The Dick Van Dyke Show | 1907 | 1997 |
| | Sugar Ray Leonard | Boxing | Retired six times | 1956 | |
| | Leonardo da Vinci | Artist | Mona Lisa, The Last Supper | 1452 | 1519 |
| | Ruggero Leoncavallo | Composer | Pagliacci | 1857 | 1919 |
| | Leonin | Composer | Notre Dame school of polyphony | 1150 | 1201 |
| | Leopold III | Royalty | Abdicated King of Belgium | 1901 | 1983 |
| | Aldo Leopold | Naturalist | A Sand County Almanac | 1887 | 1948 |
| | Raymond Leppard | Conductor | British conductor and harpsichordist | 1927 | |
| | Alan Jay Lerner | Playwright | My Fair Lady | 1918 | 1986 |
| | Phil Lesh | Bassist | Bassist for Grateful Dead | 1940 | |
| | Stefan Lessard | Bassist | Dave Matthews Band | 1974 | |
| | Doris Lessing | Novelist | Children of Violence series | 1919 | |
| | Gotthold Ephraim Lessing | Playwright | Laokoon | 1729 | 1781 |
| | Richard Lester | Film Director | A Hard Day's Night | 1932 | |
| | Tom Lester | Actor | Eb Dawson on Green Acres | 1938 | |
| | Elmer G. Leterman | Author | The New Art of Selling | 1897 | 1982 |
| | Kathy Lette | Author | Puberty Blues | 1958 | |
| | David Letterman | Talk Show Host | The Late Show | 1947 | |
| | Katie Leung | Actor | Harry Potter's love interest | 1987 | |
| | Oscar Levant | Pianist | Panelist, Information Please | 1906 | 1972 |
| | Sam Levenson | Author | Sex and the Single Child | 1911 | 1980 |
| | Bruce Leverett | | | 0000 | |
| | Richard Leveridge | Composer | | 1670 | 1758 |
| | Eddie Levert | Singer | The O'Jays | 1942 | |
| | Gerald Levert | Singer/Songwriter | I Swear | 1966 | 2006 |
| | Denise Levertov | Poet | With Eyes at the Back of Our Heads | 1923 | 1997 |
| | René Lévesque | Politician | Premier of Quebec, 1976-85 | 1922 | 1987 |
| | Claude Lévi-Strauss | Anthropologist | French anthropologist | 1908 | |
| | Bernard Levin | Author | English journalist, author and broadcaster | 1928 | 2004 |
| | Ira Levin | Novelist | Rosemary's Baby | 1929 | 2007 |
| | Mark Levin | Radio Personality | Landmark Legal Foundation | 1957 | |
| | Tony Levin | Bassist | Bassist for King Crimson | 1946 | |
| | James Levine | Conductor | Conductor of the Metropolitan Opera | 1943 | |
| | William Levitt | Business | First mass-produced suburb, Levittown New York | 1907 | 1994 |
| | Eugene Levy | Actor | Earl Camembert from SCTV | 1946 | |
| | Jules Levy | Musician | UK born cornetist | 1838 | 1903 |
| | George Henry Lewes | Critic | | 1817 | 1878 |
| | Monica Lewinsky | Government | Bill Clinton Intern | 1973 | |
| | Al Lewis | Actor | | 1923 | 2006 |
| | C.S. Lewis | Novelist | The Chronicles of Narnia | 1898 | 1963 |
| | Cynthia Copeland Lewis | Author | | 1960 | |
| | George Lewis | Musician | | 1900 | 1969 |
| | Huey Lewis | Singer | | 1950 | |
| | Jerry Lewis | Actor | Cinderfella | 1926 | |
| | Jerry Lee Lewis | Musician | Great Balls of Fire | 1935 | |
| | Juliette Lewis | Actor | | 1973 | |
| | Leona Lewis | Singer | Winner of The X Factor, 2006 | 1985 | |
| | Matthew Lewis | Actor | Neville Longbottom in Harry Potter | 1989 | |
| | Mel Lewis | Drummer | | 1929 | 1990 |
| | Meriwether Lewis | Explorer | Lewis and Clark expedition | 1774 | 1809 |
| | Richard Lewis | Actor | | 1947 | |
| | Sam M. Lewis | Songwriter | American singer and lyricist | 1885 | 1959 |
| | Sinclair Lewis | Novelist | Arrowsmith and Elmer Gantry | 1885 | 1951 |
| | Ted Lewis | Musician | Mr. Entertainment | 1890 | 1971 |
| | Wyndham Lewis | Painter | Vorticist movement | 1882 | 1957 |
| | Anatol Liadov | Composer | Eight Russian Folksongs for orchestra | 1855 | 1914 |
| | Willard Libby | Chemist | Carbon-14 dating technique | 1908 | 1980 |
| | Liberace | Pianist | | 1919 | 1987 |
| | Georg Christoph Lichtenberg | Physicist | Waste books | 1742 | 1799 |
| | Roy Lichtenstein | Artist | Whaam! | 1923 | 1997 |
| | G. Gordon Liddy | Government | Watergate criminal, talk-show-host | 1930 | |
| | Joseph Lieberman | Politician | US Senator from Connecticut | 1942 | |
| | Lowell Liebermann | Composer | | 1961 | |
| | Rolf Liebermann | Composer | Swiss composer | 1910 | 1999 |
| | Justus Liebig | Chemist | Reformed pedagogy of chemistry | 1803 | 1873 |
| | A. J. Liebling | Journalist | The New Yorker | 1904 | 1963 |
| | Wendy Liebman | Comic | | 1961 | |
| | Alex Lifeson | Guitarist | Guitarist for Rush | 1953 | |
| | György Ligeti | Composer | Lontano, Lux Aeterna | 1923 | 2006 |
| | Lil' Mama | Rapper | Lip Gloss | 1990 | |
| | Lil' Romeo | Rapper | Rapper-son of Master P | 1989 | |
| | Lil' Wayne | Rapper | Dedication | 1982 | |
| | Douglas Lilburn | Composer | New Zealand composer | 1915 | 2001 |
| | Beatrice Lillie | Actor | Comic actress | 1894 | 1989 |
| | Rush Limbaugh | Radio Personality | Conservative talk show host | 1951 | |
| | Abbey Lincoln | Jazz Musician | For the Love of Ivy | 1930 | |
| | Abraham Lincoln | President | 16th US President, 1861-65 | 1809 | 1865 |
| | Blanche Lincoln | Politician | US Senator from Arkansas | 1960 | |
| | Mary Todd Lincoln | First Lady | Wife of US President Abraham Lincoln | 1818 | 1882 |
| | Robert Todd Lincoln | Politician | US Secretary of War, 1881-85 | 1843 | 1926 |
| | Jenny Lind | Singer | Operatic soprano, the "Swedish Nightingale" | 1820 | 1887 |
| | Magnus Lindberg | Composer | | 1958 | |
| | Anne Morrow Lindbergh | Aviator | Wife of Charles Lindbergh | 1906 | 2001 BC |
| | Charles Lindbergh | Aviator | Transatlantic soloist | 1902 | 1974 |
| | Otto Lindblad | Composer | | 1809 | 1864 |
| | Hal Lindes | Composer | | 1953 | |
| | Viveca Lindfors | Actor | Night Unto Night | 1920 | 1995 |
| | Audra Lindley | Actor | Helen Roper on Three's Company | 1918 | |
| | George Lindsey | Actor | Goober on Gomer Pyle | 1935 | |
| | Bai Ling | Actor | Anna and the King | 1970 | |
| | Richard E. Lingenfelter | Author | Death Valley and the Amargosa, Land of Illusion | 1934 | |
| | Art Linkletter | TV Personality | Kids Say the Darndest Things | 1912 | |
| | Cody Linley | Actor | Jake Ryan on Hannah Montana | 1989 | |
| | Carl Linnaeus | Botanist | Created a taxonomy of the species | 1707 | 1778 |
| | John Linnell | Musician | | 1959 | |
| | Alex D. Linz | Actor | Home Alone 3 | 1989 | |
| | Ray Liotta | Actor | Goodfellas | 1955 | |
| | Walter Lippman | Journalist | Today and Tomorrow | 1889 | 1974 |
| | Mance Lipscomb | Guitarist | | 1895 | 1976 |
| | James Lipton | TV Personality | Host, Inside the Actors Studio | 1926 | |
| | Peggy Lipton | Actor | Julie Barnes in The Mod Squad | 1946 | |
| | Joseph Lister | Doctor | Pioneer of antiseptic surgery | 1827 | 1912 |
| | Samuel Lister | Inventor | Developed textile machinery | 1815 | 1906 |
| | Sonny Liston | Boxing | World Heavyweight Champion 1962-64 | 1932 | 1970 |
| | Franz Liszt | Composer | Hungarian composer | 1811 | 1886 |
| | John Lithgow | Actor | Third Rock From The Sun | 1945 | |
| | Henry Charles Litolff | Composer | Composer of Romantic music | 1818 | 1891 |
| | Little Eva | Singer | | 1943 | 2003 |
| | Little Richard | Musician | Tutti Frutti | 1935 | |
| | Little Jack Little | Songwriter | A Shanty in Old Shanty Town | 1899 | 1956 |
| | Rich Little | Comic | Comic and voice impressionist | 1938 | |
| | Andrew Litton | Conductor | | 1959 | |
| | Lucy Liu | Actor | Ling on Ally McBeal | 1968 | |
| | Blake Lively | Actor | The Sisterhood of the Traveling Pants | 1987 | |
| | Mary Ashton Livermore | Activist | American journalist | 1821 | 1905 |
| | Jay Livingston | Songwriter | Silver Bells | 1915 | 2001 |
| | David Livingstone | Explorer | Dr. Livingstone, I presume? | 1813 | 1873 |
| | Livy | Historian | Ab Urbe Condita | 0059 BC | 0017 |
| | LL Cool J | Rapper | Hey Lover | 1968 | |
| | Desmond Llewelyn | Actor | "Q" in James Bond films | 1914 | 1999 |
| | Miguel Llobet | Composer | Classical guitarist and composer | 1878 | 1938 |
| | Lloyd | Singer | R&B Singer, You | 1986 | |
| | Andrew Lloyd Webber | Composer | Jesus Christ Superstar | 1948 | |
| | Christopher Lloyd | Actor | Jim Ignatowski on Taxi | 1938 | |
| | Eric Lloyd | Actor | The Santa Clause 2 | 1986 | |
| | George Lloyd | Composer | Composer of late-Romantic classical music. | 1913 | 1998 |
| | Jake Lloyd | Actor | Anakin Skywalker in Episode I | 1989 | |
| | Robert Lloyd | Singer | Bass | 1940 | |
| | Duarte Lobo | Composer | Portuguese composer of the late Renaissance | 1565 | 1646 |
| | Pietro Locatelli | Composer | Italian composer and violinist. | 1695 | 1764 |
| | John Locke | Philosopher | An Essay Concerning Human Understanding | 1632 | 1704 |
| | Matthew Locke | Composer | | 1621 | 1677 |
| | Calvin Lockhart | Actor | Uptown Saturday Night | 1934 | 2007 |
| | Gene Lockhart | Actor | Algiers | 1891 | 1957 |
| | Heather Locklear | Actor | Amanda Woodward on Melrose Place | 1961 | |
| | Belva Lockwood | Activist | Feminist | 1830 | 1917 |
| | Margaret Lockwood | Actor | Cast a Dark Shadow | 1916 | 1990 |
| | Dennis Locorriere | Guitarist | Dr. Hook & The Medicine Show | 1949 | |
| | Henry Cabot Lodge Jr. | Politician | Ambassador, Massachusetts Senator | 1902 | 1985 |
| | David Lodge | Novelist | How Far Can You Go? | 1935 | |
| | Charles Martin Loeffler | Composer | German-born American composer | 1861 | 1935 |
| | Frank Loesser | Composer | | 1910 | 1969 |
| | Carl Loewe | Composer | German composer of ballads | 1796 | 1869 |
| | Frederick Loewe | Songwriter | My Fair Lady | 1901 | 1988 |
| | Nils Lofgren | Guitarist | Guitarist solo and with Bruce Springsteen | 1951 | |
| | Johnny Logan | Baseball | | 1927 | |
| | Joshua Logan | Film Director | South Pacific | 1908 | 1988 |
| | Ali Lohan | Singer | Younger sister of Lindsay Lohan | 1993 | |
| | Lindsay Lohan | Actor | The Parent Trap | 1986 | |
| | Kristanna Loken | Actor | Terminator 3: Rise of the Machines | 1979 | |
| | Gina Lollobrigida | Actor | | 1927 | |
| | Alan Lomax | Anthropologist | Preserved thousands of folksongs | 1915 | 2002 |
| | Carole Lombard | Actor | My Man Godfrey | 1908 | 1942 |
| | Peter Lombard | Religion | Sententiarum Libri Quatuor | 0000 | 1160 |
| | Vince Lombardi | Football | One of the most successful coaches in football. | 1913 | 1970 |
| | Carmen Lombardo | Songwriter | Brother of bandleader Guy Lombardo | 1903 | 1971 |
| | Guy Lombardo | Musician | The Royal Canadians | 1902 | 1977 |
| | Jack London | Novelist | Call of the Wild | 1876 | 1916 |
| | Julie London | Singer | Cry Me a River | 1926 | 2000 |
| | Hubert Long | Country Musician | | 1923 | 1972 |
| | Huey Long | Politician | Governor and Senator from Louisiana | 1893 | 1935 |
| | Shelley Long | Actor | Diane on Cheers | 1949 | |
| | Zhou Long | Composer | | 1953 | |
| | Henry Wadsworth Longfellow | Poet | Evangeline | 1807 | 1882 |
| | Alice Roosevelt Longworth | Socialite | Daughter of Theodore Roosevelt | 1884 | 1980 |
| | Lee Hsien Loong | Head of State | Prime Minister of Singapore | 1952 | |
| | Anita Loos | Novelist | Gentlemen Prefer Blondes | 1889 | 1981 |
| | Al Lopez | Baseball | Catcher, manager, Baseball Hall of Fame | 1908 | 2005 |
| | Jennifer Lopez | Singer | Maid in Manhattan | 1969 | |
| | Vincent Lopez | Pianist | Bandleader and pianist | 1895 | 1975 |
| | Jon Lord | Musician | Deep Purple | 1941 | |
| | Traci Lords | Actor | | 1968 | |
| | Sophia Loren | Actor | Two Women | 1934 | |
| | Konrad Lorenz | Zoologist | Founder of modern ethology | 1903 | 1989 |
| | George Lorimer | Editor | Saturday Evening Post | 1867 | 1937 |
| | Marion Lorne | Actor | Played Aunt Clara on "Bewitched" | 1883 | 1968 |
| | Lorraine Gary | Actor | Jaws | 1937 | |
| | Peter Lorre | Actor | | 1904 | 1964 |
| | Albert Lortzing | Composer | German Spieloper | 1801 | 1851 |
| | Trent Lott | Politician | Republicans' Minority Whip in the Senate | 1941 | |
| | Antonio Lotti | Composer | Crucifixus | 1667 | 1740 |
| | Louis XIV | Royalty | King of France | 1638 | 1715 |
| | Joe Louis | Boxing | The Brown Bomber | 1914 | 1981 |
| | Tina Louise | Actor | Ginger on Gilligan's Island | 1934 | |
| | Audre Lourde | Author | A Burst of Light | 1934 | 1992 |
| | Charlie Louvin | Country Musician | American country music singer/songwriter | 1927 | |
| | Demi Lovato | Singer | As The Bell Rings | 1992 | |
| | Courtney Love | Musician | | 1964 | |
| | H. P. Lovecraft | Author | Necronomicon and Cthulhu mythos author | 1890 | 1937 |
| | Linda Lovelace | Porn Star | Pornstar turned anti-porn activist | 1949 | 2002 |
| | Patty Loveless | Country Musician | "New traditionalist" country singer | 1957 | |
| | Samuel Lover | Novelist | Handy Andy, an Irish Tale | 1797 | 1868 |
| | Jon Lovitz | Comic | Yeaaaah, that's the ticket! | 1957 | |
| | David Low | Cartoonist | Political cartoonist | 1891 | 1963 |
| | Rob Lowe | Actor | | 1964 | |
| | Amy Lowell | Poet | What's O'Clock | 1879 | 1925 |
| | Dr. A. Lawrence Lowell | Educator | President of Harvard University (1909–33) | 1856 | 1943 |
| | James Russell Lowell | Author | The Biglow Papers | 1819 | 1891 |
| | Percival Lowell | Astronomer | Predicted existence of planet Pluto | 1855 | 1916 |
| | Robert Lowell | Poet | Lord Weary's Castle | 1917 | 1977 |
| | Myrna Loy | Actor | The Thin Man | 1905 | 1993 |
| | Lu Xun | Novelist | Call to Arms | 1881 | 1936 |
| | George Lucas | Film Director | Creator of Star Wars | 1944 | |
| | Clare Boothe Luce | Politician | Congresswoman, wife of Henry R. Luce | 1903 | 1987 |
| | Henry R. Luce | Publisher | | 1898 | 1967 |
| | Andrea Luchesi | Composer | | 1741 | 1801 |
| | Lucian | Author | Dialogues of the Dead | 0120 | 0180 |
| | Lucky Luciano | Criminal | Reinvented the Mafia, Founder of Murder, Inc. | 1897 | 1962 |
| | Lucretius | Poet | On the Nature of Things | 0099 BC | 0055 BC |
| | Allen Ludden | Game Show Host | Host of Password | 1917 | 1981 |
| | Christa Ludwig | Singer | Mezzo-soprano | 1928 | |
| | Emil Ludwig | Author | | 1881 | 1948 |
| | Otto Luening | Composer | Pioneer of electronic music | 1900 | 1996 |
| | Bela Lugosi | Actor | Dracula | 1882 | 1956 |
| | Paul Lukas | Actor | Watch on the Rhine | 1887 | 1971 |
| | Alexander Lukashenko | Head of State | President of Belarus | 1954 | |
| | Jean-Baptiste Lully | Composer | Founder of French opera | 1632 | 1687 |
| | Lulu | Singer | British singer of the 1960s and 70s | 1948 | |
| | Carl Lumbly | Actor | Marcus Dixon on Alias | 1952 | |
| | Joanna Lumley | Actor | | 1946 | |
| | Jimmie Lunceford | Musician | | 1906 | 1947 |
| | Lydia Lunch | Artist | | 1959 | |
| | Joan Lunden | Talk Show Host | Former host, Good Morning America | 1950 | |
| | Dolph Lundgren | Actor | The Punisher | 1957 | |
| | Ida Lupino | Actor | The Man I Love | 1914 | 1995 |
| | Martin Luther | Religion | Created Protestant movement | 1483 | 1546 |
| | Witold Lutoslawski | Composer | Aleatoric composer | 1913 | 1994 |
| | Elisabeth Lutyens | Composer | | 1906 | 1983 |
| | Rosa Luxemburg | Politician | Leader of the German communist party | 1870 | 1919 |
| | Luzzasco Luzzaschi | Composer | | 1545 | 1607 |
| | Sergei Lyapunov | Composer | | 1859 | 1924 |
| | Charles Lyell | Geologist | Principles of Geology | 1797 | 1875 |
| | Abe Lyman | Conductor | Bandleader onYour Hit Parade | 1897 | 1957 |
| | Frankie Lymon | Singer | Frankie Lymon and the Teenagers | 1942 | 1968 |
| | Moura Lympany | Pianist | English concert pianist | 1915 | 2005 |
| | Robert Staughton Lynd | Sociologist | Middletown in Transition | 1892 | 1970 |
| | Paul Lynde | Actor | Bewitched | 1926 | 1982 |
| | Loretta Lynn | Country Musician | Coal Miner's Daughter | 1935 | |
| | Vera Lynn | Singer | We'll Meet Again | 1917 | |
| | Phil Lynott | Musician | Founder of Thin Lizzy | 1949 | 1986 |
| | Trofim Lysenko | Scientist | Dazzled Stalin with false genetic theory | 1898 | 1976 |
| | George Lyttelton | Politician | British politician and statesman and a patron of t | 1709 | 1773 |