- Lansing, Alfred M. (1921-1975) (stories)
- See en.wikipedia.org/wiki/Alfred_Lansing
- Lansing, Carol (fl. 1920s) (stories)
- possibly a pseudonym.
- Lansky, Meyer [born Meier Suchowlański] (1902-1983) (stories) (assoc.)
- See en.wikipedia.org/wiki/Meyer_Lansky
- Lanterna, Alessio (1983- ) (stories)
- See www.latelanera.com/autori/alessio-lanterna
- Lanthimos, Yorgos (1973- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Yorgos_Lanthimos
- Lantigua, John (1947- ) (stories)
- Born in New York City; free-lance journalist living in Bangkok.
- Lantz, Timothy Wayne (fl. 2000s-2010s) (art)
- See www.timothylantz.com
- Lanyon, Helen (née Redfern) (1882-1979) (stories)
- See femalewarpoets.blogspot.com/2016/10/helen-lanyon-1882-1979-british-poet.html
- Lanza, (Marquise) Clara (Hammond) (1858-1939) (stories)
- See www.sf-encyclopedia.com/entry/lanza_clara
- Lanzing, Jackson (fl. 2010s) (stories) (assoc.)
- See www.jacksonlanzing.com
- Lapaire, Hugues (1869-1967) (stories)
- See fr.wikipedia.org/wiki/Hugues_Lapaire
- LaPensée, Elizabeth (fl. 2010s) (stories)
- See www.elizabethlapensee.com
- Laperche, Jeanne Philomène (1853-1927) (stories)
- See fr.wikipedia.org/wiki/Pierre_de_Coulevain
- Lapham, Lewis H(enry) (1935- ) (stories)
- See en.wikipedia.org/wiki/Lewis_H._Lapham
- Lapham, Stanton C. (1876-?) (stories)
- Writer. Born in Michigan; lived in Oregon.
- Lapp, Jordan (fl. 2000s) (stories)
- See www.goodreads.com/author/show/2774444.Jordan_Lapp
- Lapp, [Dr.] Ralph E(ugene) (1917-2004) (stories) (assoc.)
- See en.wikipedia.org/wiki/Ralph_Lapp
- Larbalestier, Justine (1967- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Justine_Larbalestier
- Lardner, John (1912-1960) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_Lardner_(sports_writer)
- Lardner, Ring(gold) W(ilmer) (1885-1933) (stories) (assoc.)
- See en.wikipedia.org/wiki/Ring_Lardner
- Lardner, Ring(gold Wilmer), Jr. (1915-2000) (stories)
- See en.wikipedia.org/wiki/Ring_Lardner,_Jr.
- Large, E(rnest) C(harles) (?-1976) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/large_e_c
- Large, Jacques (1925- ) (stories)
- Haitian writer who was formerly a newspaper reporter on the Port-au-Prince Daily before moving to France.
- Lariar, Lawrence [born Lawrence Rosenblum] (1908-1981) (stories) (assoc.)
- Author, editor, cartoonist. Born in Brooklyn, New York; changed his name between 1929 and 1935.
- Larisch, Countess [i.e., Countess Marie Louise Larisch von Moennich] (1858-1940) (stories)
- See en.wikipedia.org/wiki/Countess_Marie_Larisch_von_Moennich
- Lark, L. (fl. 2010s) (stories)
- See www.l-lark.com
- Larke, Glenda (fl. 1990s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Glenda_Larke
- Larkin, Philip (Arthur) (1922-1985) (stories) (assoc.)
- See en.wikipedia.org/wiki/Philip_Larkin
- Larminie, Margaret R. [i.e., Margaret Rivers Larminie Tragett] (1885-1964) (stories) (assoc.)
- Born in Jamaica; winner of eleven All England Badminton Championships.
- Larner, S. G. (fl. 2010s) (stories)
- See foregoreality.wordpress.com
- Larrivee, Peter J. (fl. 2010s) (stories)
- See www.peterjlarrivee.com
- Larsen, Christian A. (fl. 2010s) (stories) (art) (assoc.)
- See exlibrislarsen.com
- Larsen, Henry Asbjorn (1899-1964) (stories)
- Explorer, superintendent of Royal Canadian Mounted Police; commander of first ship to navigate the northwest passage from west to east. Born in Fredrikstad, Norway; died in Vancouver, British Columbia, Canada.
- Larsen, Reif (1980- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Reif_Larsen
- Larson, Abigail (fl. 2010s) (art)
- See www.abigaillarson.com
- Larson, (Lewis) Arthur (1910-1993) (stories)
- See en.wikipedia.org/wiki/Arthur_Larson
- Larson, Arthur (fl. 1940s) (stories)
- Probably not educator Arthur Larson (1910- ).
- Larson, Ellen (1953- ) (stories)
- See www.sf-encyclopedia.com/entry/larson_ellen
- Larson, Glen A. (1937-2014) (stories) (assoc.)
- See en.wikipedia.org/wiki/Glen_A._Larson
- Larson, Marvin (Claire) (1925-2013) (stories)
- Born and died in Minneapolis, Minnesota; graduate in English from the University of Minnesota; technical writer for various companies (including Honeywell), and freelance writer of short stories and articles on fishing and hunting.
- Larson, Richard Scott (1984- ) (stories)
- See rlarson.typepad.com
- Larson, Richard William (1992- ) (stories) (assoc.)
- See richwlarson.tumblr.com
- Larsson, Raymond E. F. (1901-1991) (stories)
- See rbsc.library.nd.edu/finding_aids/und:ks65h991j1p
- LaSalle, Charles [born Charles Louis Lassell] (1894-1958) (art)
- See pulpartists.com/laSalle.html
- LaSart, C. W. (fl. 2010s) (stories)
- See www.cwlasart.com
- Lasdun, James (1958- ) (stories)
- See en.wikipedia.org/wiki/James_Lasdun
- Lash, Batton (1953-2019) (stories)
- See en.wikipedia.org/wiki/Batton_Lash
- Laski, Harold J(oseph) (1893-1950) (stories)
- See en.wikipedia.org/wiki/Harold_Laski
- Laski, Marghanita (1915-1988) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/laski_marghanita
- Laskier, Frank (1912-1949) (stories)
- See en.wikipedia.org/wiki/Frank_Laskier
- Laskowski, Tara (fl. 2010s) (stories)
- See taralaskowski.com
- Lasry, Ian (1915- ) (stories)
- Born in Sydney, Australia.
- Lasser, David (1902-1996) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lasser_david
- Lasswitz, Kurd (1848-1910) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lasswitz_kurd
- Lateur, Frank [i.e., Franciscus Petrus Maria Lateur] (1871-1969) (stories)
- See en.wikipedia.org/wiki/Stijn_Streuvels
- Latey, John (1842-1902) (stories)
- Born and died in London; son of the 1858-1890 editor of Illustrated London News; had successful career in journalism, becoming editor in chief of the Sketch and Penny Illustrated Paper.
- Latham, John H(oward) (1917-2001) (stories)
- See new.losttreasure.com/Home/AboutUs
- Latham, Philip; pseudonym of Robert S. Richardson (1902-1981) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/latham_philip
- Latham, Robert (Arch) (1959- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/latham_rob
- Lathbury, Mary A(rtemisia) (1841-1913) (stories) (art)
- See hymnary.org/person/Lathbury_MA
- Lathrop, George Parsons (1851-1898) (stories)
- Born in Honolulu; newspaper and periodical editor and novelist.
- Lathrop, Rose Hawthorne (1851-1926) (stories)
- See en.wikipedia.org/wiki/Mother_Mary_Alphonsa
- Lathwell, Alan (fl. 1990s-2010s) (art)
- See alanlathwell.deviantart.com
- Latimer, Elizabeth Wormeley (1822-1904) (stories)
- See en.wikipedia.org/wiki/Elizabeth_Wormeley_Latimer
- Latimer, John (1937- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/latimer_john
- Latimer, Rebecca M. (fl. 2010s) (stories)
- See www.rebeccamlatimer.com
- Latner, Alexis Glynn (fl. 1990s-2000s) (stories) (assoc.)
- See www.alexisglynnlatner.com
- Latsis, Mary Jane (1927-1997) (stories)
- A lawyer.
- Latt, Miriam Lavenda (1940- ) (stories)
- Trial lawyer turned full-time writer.
- Latta, Gordon (Cuthbertson) (1904-1990) (stories)
- Born in London; educated at Oxford; a barrister.
- Latter, Albert L. (1920-1997) (stories) (assoc.)
- See www.nytimes.com/1997/06/27/us/albert-l-latter-76-physicist-and-expert-on-nuclear-arms.html?_r=0
- Laubin, Reginald K(arl) (fl. 1950s) (stories)
- Expert on the history and culture of American Indians; born in Detroit, Michigan and lives in Wyoming.
- Lauden, S. W. (fl. 2010s) (stories)
- See badcitizencorporation.com
- Lauder, Harry [i.e., Sir Henry Lauder] (1870-1950) (stories)
- See en.wikipedia.org/wiki/Harry_Lauder
- Lauderdale, Kevin (fl. 2000s-2010s) (stories)
- See en.wikipedia.org/wiki/Kevin_Lauderdale
- Laufenberg, Keith G. (fl. 2010s) (stories)
- See www.kglaufenberg.com
- Lauferty, Lilian (Eliel) [Mrs. James Wolfe] (1887-1958) (stories)
- Born in Fort Wayne, Indiana; graduate of Smith College; reporter; wrote Advice for the Lovelorn column as Beatrice Fairfax; wrote a soap opera for radio.
- Laughlin, Clarence John (1905-1985) (stories) (art)
- See en.wikipedia.org/wiki/Clarence_John_Laughlin
- Laughton, Charles (1899-1962) (stories) (assoc.)
- See en.wikipedia.org/wiki/Charles_Laughton
- Laughton, [Sir] J(ohn) K(nox) (1830-1915) (stories)
- See en.wikipedia.org/wiki/John_Knox_Laughton
- Laukhard, Friedrich Christian (1757-1822) (stories) (assoc.)
- See en.wikipedia.org/wiki/Friedrich_Christian_Laukhard
- Laukkanen, Owen (fl. 2010s) (stories) (assoc.)
- See owenlaukkanen.com
- Laumer, (John) Keith (1925-1993) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/laumer_keith
- Launois, John (1929-2002) (stories) (art)
- See rising.blackstar.com/john-launois
- Laurel, Karissa (fl. 2010s) (stories)
- See www.karissalaurel.com
- Laurence, John; pseudonym of John Laurence Pritchard (1885-1968) (stories)
- See www.sf-encyclopedia.com/entry/laurence_john
- Laurie, Roberta (fl. 2000s-2010s) (stories)
- See www.creativewhispers.ca
- Lauriston, Victor [born William Edward Park] (1881-1973) (stories)
- Born in Fletcher, Ontario.
- Laut, Agnes C(hristina) (1871-1936) (stories)
- See en.wikipedia.org/wiki/Agnes_Christina_Laut
- Lauterbach, Richard E(dward) (1914-1950) (stories)
- See en.wikipedia.org/wiki/Richard_Lauterbach
- Lautréamont, Comte de; pseudonym of Isidore Ducasse (1846-1870) (stories) (assoc.)
- See en.wikipedia.org/wiki/Comte_de_Lautr%C3%A9amont
- Lavallière, Ève [i.e., Eugénie Marie Pascaline Fenoglio] (1866-1929) (stories) (assoc.)
- See en.wikipedia.org/wiki/%C3%88ve_Lavalli%C3%A8re
- Lavender, David (Sievert) (1910- ) (stories)
- Teacher, writer. Born in Telluride, Colorado; resident in California.
- Lavender, Isiah, III (fl. 2010s) (stories) (assoc.)
- See www.english.lsu.edu/English_People/item62685.html
- Laverty, Donald; pseudonym of James Blish (1921-1975) & Damon Knight (1922-2002) (stories)
- See www.sf-encyclopedia.com/entry/laverty_donald
- Lavery, Hazel, Lady [née Martyn] (1880-1935) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Hazel_Lavery
- Lavery, [Sir] John (1856-1941) (stories) (art)
- See en.wikipedia.org/wiki/John_Lavery