- Lay, Cam Rhys (fl. 2010s) (stories)
- See www.camrhyslay.com
- Lay, Kathryn (fl. 1990s-2000s) (stories)
- See www.kathrynlay.com/
- Laybourne, Emmy (1971- ) (stories)
- See www.emmylaybourne.com
- Laycraft, Adria (fl. 2010s) (stories) (assoc.)
- See www.adrialaycraft.com/about.html
- Layng, Charles (1895-1970) (stories)
- See desturmobed.blogspot.co.uk/2012/02/charles-layng.html
- Lazarev, Andrey (fl. 2010s) (art)
- See ardenrey.deviantart.com
- Lazcano, Ignacio Bazán (fl. 2010s) (art)
- See neisbeis.deviantart.com
- LaZebnik, Philip (1953- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Philip_LaZebnik
- Lazenby, Norman (Austin) (1914-2003) (stories)
- See www.sf-encyclopedia.com/entry/lazenby_norman_a
- Le Berthon, Theodore (1892-1960) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/02/theodore-le-berthon-1892-1960-part-one.html
- le Carré, John; pseudonym of David Cornwell (1931- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_le_Carr%C3%A9
- Le Fanu, J(oseph Thomas) Sheridan (1814-1873) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sheridan_Le_Fanu
- Le Gros Clark, [Sir] Wilfrid Edward (1895-1971) (stories) (assoc.)
- See en.wikipedia.org/wiki/Wilfrid_Le_Gros_Clark
- Le Guin, Ursula K(roeber) (1929-2018) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Ursula_K._Le_Guin
- Le May, Clare (fl. 2010s) (stories)
- See www.webvivantpress.com/clare_le_may.html
- Le Queux, William (Tufnell) (1864-1927) (stories)
- See en.wikipedia.org/wiki/William_Le_Queux
- Lê, Jenna (fl. 2010s) (stories)
- See poets.nyq.org/poet/jennale
- Lea, George Daniel (fl. 2010s) (stories)
- See www.strangeplaygrounds.com
- Leach, (Leonard) Douglas (1898-1987) (stories)
- See bearalley.blogspot.co.uk/2008/01/douglas-leach.html
- Leacock, Dina (fl. 2000s-2010s) (stories)
- See dinaleacock.com
- Leacock, Stephen (Butler) (1869-1944) (stories) (assoc.)
- See en.wikipedia.org/wiki/Stephen_Leacock
- Leahy, John (fl. 2010s) (stories)
- See www.smashwords.com/profile/view/johnleahy
- Leahy, John Martin (1886-1967) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leahy_john_martin
- Learned, Walter (1847-1915) (stories)
- See www.bartleby.com/library/bios/3731.html
- Lebbon, Tim (1969- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lebbon_tim
- LeBoeuf, Nicole J. (fl. 2010s) (stories)
- See www.nicolejleboeuf.com
- Lecard, Marc (fl. 2000s-2010s) (stories)
- See www.marclecard.com
- Leckie, Ann (1966- ) (stories) (assoc.)
- See www.annleckie.com/about
- Lecky, James (1965- ) (stories)
- See sites.google.com/site/jameslecky/home
- Lederer, Richard (1938- ) (stories)
- See en.wikipedia.org/wiki/Richard_Lederer
- Lee, B. J. (fl. 2010s) (stories)
- See www.childrensauthorbjlee.com
- Lee, Christopher (Frank Carandini) (1922-2015) (stories) (assoc.)
- See en.wikipedia.org/wiki/Christopher_Lee
- Lee, Edward; pseudonym of Lee Edward Seymour (1957- ) (stories) (assoc.)
- See www.edwardleeonline.com
- Lee, (Bert) Gentry (1942- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lee_gentry
- Lee, Jessica (J.) (fl. 2000s-2010s) (stories)
- See www.postapocalypso.com
- Lee, Karalynn (fl. 2010s) (stories)
- See www.beneath-ceaseless-skies.com/authors/karalynn-lee/
- Lee, L. P. (fl. 2010s) (stories)
- See www.l-p-lee.com
- Lee, M(arshall) Lincoln (1921-2010) (art)
- See pulpartists.com/Lee.html
- Lee, Michele (fl. 2000s-2010s) (stories)
- See michelelee.net
- Lee, Rand B. (1951- ) (stories) (assoc.)
- See curiosityquills.com/authors/rand-lee
- Lee, Robert N. (fl. 2000s-2010s) (stories)
- See www.shimmerzine.com/authors/author-page-robert-n-lee
- Lee, Sharon (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lee_sharon
- Lee, Stan [born Stanley Martin Leiber] (1922-2018) (stories) (assoc.)
- See en.wikipedia.org/wiki/Stan_Lee
- Lee, Stanley R. (1928-1997) (stories)
- See en.wikipedia.org/wiki/Stanley_R._Lee
- Lee, Tanith [i.e., Tanith Lee Kaiine] (1947-2015) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/lee_tanith
- Lee, Tony (1970- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Tony_Lee
- Lee, Walt(er William, Jr.) (1931-2014) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lee_walt
- Lee, Yoon Ha (1979- ) (stories) (art) (assoc.)
- See www.yoonhalee.com
- Leeb, Giselle (fl. 2000s-2010s) (stories)
- See giselleleeb.cielo.net
- Leeder, Murray J. D. (fl. 2000s-2010s) (stories)
- See www.o-love.net/realms/auth_lee.html
- Leement, Kuldar (1987- ) (stories) (art) (assoc.)
- See kuldarleement.deviantart.com
- Leen, Gerri (fl. 2000s-2010s) (stories)
- See www.gerrileen.com
- Leeper, Evelyn C. (1950- ) (stories)
- See fancyclopedia.org/evelyn-leeper
- Lees, Tim (fl. 1990s-2010s) (stories) (assoc.)
- See www.timlees.wordpress.com
- Leetaru, Lars (fl. 2010s) (art)
- See www.leetaru.com
- LeFanu, Sarah (1953- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lefanu_sarah
- Lefebvre, Mark Leslie (fl. 1990s-2010s) (stories)
- See www.markleslie.ca
- Leggett, Elizabeth (Jordan) (fl. 2010s) (stories) (art) (assoc.)
- See www.archwayportico.com/author/elizabeth
- Lehn, Fiona (fl. 2000s-2010s) (stories)
- See www.aqueductpress.com/authors/FionaLehn.php
- Leialoha, Steve (1952- ) (art)
- See en.wikipedia.org/wiki/Steve_Leialoha
- Leiber, Fritz (Reuter, Jr.) (1910-1992) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/leiber_fritz
- Leiber, Justin (Fritz) (1938-2016) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leiber_justin
- Leibowitz, Sandi (fl. 2010s) (stories)
- See www.sandileibowitz.com/page2.html
- Leigh, Stephen (Walter) (1951- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leigh_stephen
- Leins, Tom (fl. 2010s) (stories)
- See thingstodoindevonwhenyouredead.wordpress.com
- Leinster, Murray; pseudonym of Will F. Jenkins (1896-1975) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leinster_murray
- Leipiar, Louise (Margurite) (1899-1969) (stories)
- See rockysmith.net/2014/07/15/somebody-answer-the-door/
- Leis, Aaron (fl. 2000s) (stories)
- See aaronleis.com
- Leisk, David J(ohnson) (1906-1975) (stories)
- See en.wikipedia.org/wiki/Crockett_Johnson
- Leitfred, Robert H(enry) (1891-1968) (stories)
- See pulpflakes.blogspot.co.uk/2017/07/robert-h-leitfred-author.html
- Lelièvre, Benoît ({c}1983- ) (stories)
- See www.deadendfollies.com
- Lem, Stanisław (1921-2006) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lem_stanislaw
- Leman, Bob [i.e., Robert J. Leman] (1922-2006) (stories)
- See desturmobed.blogspot.co.uk/2018/04/bob-leman.html
- Lemberg, Rose (fl. 2000s-2010s) (stories) (assoc.)
- See www.roselemberg.net
- LeMoal, Daniel (fl. 2000s-2010s) (stories) (assoc.)
- See daniellemoal.blogspot.co.uk
- LEngle, Madeleine; pseudonym of Madeleine LEngle Franklin (1918-2007) (stories) (assoc.)
- See en.wikipedia.org/wiki/Madeleine_L%27Engle
- Lengyel, Cornel (Adam) (1915-2003) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lengyel_cornel
- Lennon, J(ohn) Robert (1970- ) (stories)
- See www.sf-encyclopedia.com/entry/lennon_j_robert
- Leonard, [Elisabeth] Anne (fl. 1990s-2010s) (stories)
- See anneleonardbooks.com
- Leonard, Jonathan Norton (1903-1975) (stories) (assoc.)
- See prabook.com/web/jonathan_norton.leonard/1079204
- Leonard, Paul; pseudonym of P. J. L. Hinder (1961- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leonard_paul
- Léourier, Christian (1948- ) (stories) (assoc.)
- See fr.wikipedia.org/wiki/Christian_L%C3%A9ourier
- Lepucki, Edan (1981- ) (stories) (assoc.)
- See www.edanlepucki.com
- Lerman, Eleanor (1952- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Eleanor_Lerman
- Lerner, Edward M. (1949- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lerner_edward_m
- Lerner, Eric J. (1947- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Eric_Lerner
- Leroux, Gaston (1868-1927) (stories)
- See www.sf-encyclopedia.com/entry/leroux_gaston
- LeShan, Lawrence (1920- ) (stories)
- See en.wikipedia.org/wiki/Lawrence_LeShan
- Leslie, David Stuart (1921-1999) (stories)
- Born in Croydon, England, grew up in Australia, returned to England to serve in the RAF during WWII; novelist, drama and English tutor; worked on the London stage; died in Surrey, England.
- Leslie, Desmond (Arthur Peter) (1921-2001) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leslie_desmond
- Leslie, Jean [i.e., Jean Leslie Cornett] (1908-1994) (stories)
- Born in Omaha, raised in Santa Monica; teaching fellow in psychology.
- Leslie, Peter (Meyrick Johnston) (1922-{c}2007) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/leslie_peter
- Leslie, V. H. (fl. 2010s) (stories) (assoc.)
- See vhleslie.wordpress.com
- Lesser, Milton (stories)
- See www.sf-encyclopedia.com/entry/lesser_milton
- Lessing, Doris (May, née Taylor) (1919-2013) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lessing_doris
- Lethem, Jonathan (Allen) (1964- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/lethem_jonathan
- Letson, Russell (Francis) (1945- ) (stories)
- See users.cloudnet.com/rletson
- Letts, Barry (1925-2009) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/letts_barry
- Levenda, Peter (fl. 2000s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Peter_Levenda
- Levene, Malcolm (1937-1973) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/levene_malcolm
- Levene, Rebecca (fl. 1990s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Rebecca_Levene
- Levenseller, Tricia (fl. 2010s) (stories)
- See tricialevenseller.com
- Leverage, (Carl) Henry (1885-1931) (stories)
- Writer and editor; spent time in Sing-Sing and was released in 1919. Born in London, England; brought to the United States at an early age; died in Middletown, New York.