- Malcolm-Smith, George (1901-1984) (items) (chron.)
- Born in Vermont; died in Hartford, Connecticut; editor of an insurance company periodical.
- Malerba, Luigi; [born Luigi Bonardi] (1927-2008) (items) (chron.)
- See en.wikipedia.org/wiki/Luigi_Malerba
- Malfi, Ronald Damien (fl. 2000s-2020s) (items) (chron.)
- See en.wikipedia.org/wiki/Ronald_Malfi
- Malgen, Céline (fl. 2020s) (items) (chron.)
- See www.celinemalgen.com
- Malik, Usman Tanveer (fl. 2000s-2020s) (items) (chron.)
- See www.usmanmalik.org
- Mallan, Lloyd (1914-1973) (items)
- Reporter and writer. Born in Pittsburgh, Pennsylvania; lived in New York.
- Mallardi, William C. (1937- ) (items) (chron.)
- See fancyclopedia.org/Bill_Mallardi
- Mallett, Daryl F(urumi) (1969- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/mallett_daryl_f
- Malli, Nisa (fl. 2010s-2020s) (items) (chron.)
- See www.nisamalli.com
- Mallorquí, César (1953- ) (items) (chron.)
- See es.wikipedia.org/wiki/César_Mallorquí
- Mallory, James (fl. 1990s-2010s) (items)
- See merlinscribe.com
- Mallove, Eugene F(ranklin) (1947-2004) (items) (chron.)
- See en.wikipedia.org/wiki/Eugene_Mallove
- Mally (, George William) (1892-1971) (items) (chron.)
- See www.pulpartists.com/Mally.html
- Maloney, Ali (fl. 2010s) (items) (chron.)
- See harlequinade.weebly.com
- Maloney, Iain (fl. 2010s-2020s) (items) (chron.)
- See iainmaloney.wordpress.com
- Maloney, Jenny (fl. 2000s-2020s) (items) (chron.)
- See seejennywrite.com
- Maloof, Kevin (1958- ); used pseudonym Gareth Branwyn (items) (chron.)
- See en.wikipedia.org/wiki/Gareth_Branwyn
- Malory, [Sir] Thomas (c1415-1471) (items)
- See en.wikipedia.org/wiki/Thomas_Malory
- Maltese, Racheline (1972- ) (items) (chron.)
- See avian30.com
- Malzberg, Barry N(athaniel) (1939-2024) (items) (chron.)
- See www.sf-encyclopedia.com/entry/malzberg_barry_n
- Mamaschew, Michail (fl. 2020s) (items) (chron.)
- See www.artstation.com/demoralized
- Mamatas, Nick; [i.e., Nicholas Mamatas] (1972- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/mamatas_nick
- Mammay, Michael (fl. 2020s) (items)
- See www.michaelmammay.com
- Mammone, Robert (fl. 2010s-2020s) (items) (chron.)
- See robertmammone.wordpress.com
- Mana, Davide (1967-2024) (items) (chron.)
- See karavansara.live
- Manchess, Gregory (1955- ) (items) (chron.)
- See en.wikipedia.org/wiki/Gregory_Manchess
- Manchester, Susan A. (fl. 1990s-2020s) (items) (chron.)
- See fancyclopedia.org/Susan_Manchester
- Mancini, (George) Don(ald) (1963- ) (items)
- See en.wikipedia.org/wiki/Don_Mancini
- Mandal, Ruchira (fl. 2010s) (items) (chron.)
- See ruchirasrambling.wordpress.com
- Mandel, Emily St. John (1979- ) (items)
- See en.wikipedia.org/wiki/Emily_St._John_Mandel
- Mandel, S(usannah) R. (fl. 2000s-2020s) (items) (chron.)
- See www.srmandel.com
- Mandem; pseudonym of Maize Arendsee & Moco Steinman-Arendsee (fl. 2010s) (items) (chron.)
- See lunchticket.org/mandem-interview
- Mander, A(lfred) E(rnest) (1894-1985) (items)
- See adb.anu.edu.au/biography/mander-alfred-ernest-14893
- Mandrachio, Richard (fl. 2010s) (items) (chron.)
- See www.mandrachio.yolasite.com
- Manenzhe, Rešoketšwe (fl. 2010s-2020s) (items) (chron.)
- See resoketswe.wordpress.com
- Manetti, Lisa (?-2021) (items) (chron.)
- See www.lisamannetti.com
- Mangels, Andy (1966- ) (items) (chron.)
- See en.wikipedia.org/wiki/Andy_Mangels
- Mangham, Herbert Joseph (1896-1967) (items) (chron.); name also given as Herbert J. Maughiman.
- See tellersofweirdtales.blogspot.com/2023/05/herbert-j-mangham-1896-1967-basket.html
- Manglis, Alexandra (fl. 2010s-2020s) (items) (chron.)
- See strangehorizons.com/author/alexandra-manglis/
- Mangum, Lucas (fl. 2010s-2020s) (items) (chron.)
- See lucasmangumauthor.com
- Manhattan, [Baron] Avro (1914-1990) (items) (chron.)
- See en.wikipedia.org/wiki/Avro_Manhattan
- Manibo, Victor (fl. 2020s) (items) (chron.)
- See www.victormanibo.com
- Manickavel, Kuzhali (fl. 2000s-2020s) (items) (chron.)
- See en.wikipedia.org/wiki/Kuzhali_Manickavel
- Mankiller, Katherine (fl. 2000s-2010s) (items) (chron.)
- See www.katherinemankiller.com
- Manley, Islay (1909-1984) (items)
- See www.findagrave.com/memorial/170745324/islay-manley
- Manley, Mark (fl. 2010s) (items) (chron.)
- See markmanley.co.uk
- Manlove, C(olin) N(icholas) (1942-2020) (items)
- See www.sf-encyclopedia.com/entry/manlove_c_n
- Mann, Arthur (William) (1901-1963) (items) (chron.)
- See www.loc.gov/item/mm77031195/?loclr=blogmap
- Mann, E(dward) B(everly) (1902-1989) (items) (chron.)
- See ochf.wordpress.com/2012/08/11/693
- Mann, George (1978- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/mann_george
- Mann, (Anthony) Phillip (1942-2022) (items) (chron.)
- See www.sf-encyclopedia.com/entry/mann_phillip
- Manners, David X. (1912-2007) (items) (chron.)
- According to his son Tim he wasn’t actually “David X. Manners” but was “David X Manners” as the “X” was his whole name and not an initial.
- Mannes, Marya (1904-1990) (items)
- See www.sf-encyclopedia.com/entry/mannes_marya
- Mannetti, Lisa (fl. 2000s-2020s) (items) (chron.)
- See www.lisamannetti.com/about.htm
- Manning, A(delaide) F(rances) O(ke) (1891-1959) (items)
- See Born in Kensington, England; died in Southampton.
- Manning, Dan (W.) (fl. 2000s-2010s) (items) (chron.)
- See www.danmanning.com
- Manning, Laurence (Edward) (1899-1972) (items) (chron.)
- See www.sf-encyclopedia.com/entry/manning_laurence
- Manning, Stuart (fl. 2000s) (items)
- See tardis.fandom.com/wiki/Stuart_Manning
- Manning, Timothy; pseudonym of Tom Moran (fl. 2000s-2010s) (items)
- See www.filmfodder.com/fearfodder/archives/2008/07/just_who_is_black_ink_horrors.shtml
- Mannone, John C. (fl. 2000s-2020s) (items) (chron.)
- See jcmannone.wordpress.com
- Mansell, Jill (fl. 1990s-2010s) (items)
- See jillmansell.co.uk
- Manser, Martin (1952- ) (items)
- See martinmanser.co.uk
- Mansfield, Peter (1942- ) (items) (chron.)
- See fancyclopedia.org/peter-mansfield
- Manso, Leo; [born Leo Jacob Mansowitz] (1914-1993) (items) (chron.)
- See www.nytimes.com/1993/02/09/arts/leo-manso-dies-collagist-painter-and-teacher-78.html
- Mansouri, S(hawn) H. (fl. 2010s-2020s) (items) (chron.)
- See shmansouriblog.wordpress.com
- Mantchev, Lisa (fl. 2000s-2010s) (items) (chron.)
- See en.wikipedia.org/wiki/Lisa_Mantchev
- Manteufel, M. B.; pseudonym (fl. 2010s) (items) (chron.)
- See www.smashwords.com/profile/view/mbmanteufel