- McKinney, Jack; pseudonym of Brian C. Daley (1947-1996) & James Luceno (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mckinney_jack
- McKinney, Kathleen (1943- ) (stories)
- See en.wikipedia.org/wiki/Kathleen_Sky
- McKinstry, F. T. (fl. 2000s-2010s) (stories) (art)
- See ftmckinstry.com
- McKitterick, Christopher (1967- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Christopher_McKitterick
- McLachlan, Sean (fl. 2000s-2010s) (stories)
- See midlistwriter.blogspot.co.uk
- McLaughlin, Dean (Benjamin, Jr.) (1931- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mclaughlin_dean
- McLaughlin, Denis (fl. 2010s) (art)
- See www.flickr.com/photos/16547151@N00/with/1491554726/
- McLean, Duncan (1964- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Duncan_McLean_(writer)
- McLean, Peter (1972- ) (stories)
- See talonwraith.com
- McLeod, Jim (fl. 2010s) (stories)
- See gingernutsofhorror.com
- McLoughlin, John C. (1949- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcloughlin_john_c
- McLoughlin, Wayne (fl. 1970s-2010s) (art)
- See www.blueloonfinearts.com/abouttheartist.htm
- McMahon, Gary (fl. 1990s-2010s) (stories) (assoc.)
- See www.garymcmahon.com
- McMahon, Jennifer (1968- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Jennifer_McMahon
- McMahon, Katharine (fl. 2000s-2010s) (stories)
- See www.katharinemcmahon.com
- McMahon, Kathryn Michael (fl. 2010s) (stories)
- See darkandsparklystories.com
- McMonigal, Rob (fl. 2010s) (stories)
- See www.panelpatter.com
- McMullen, Catherine S. ({c}1989- ) (stories)
- See www.goodreads.com/author/show/7250927.C_S_McMullen
- McMullen, Sean (Christopher) (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcmullen_sean
- McMyne, Mary (fl. 2010s) (stories)
- See marymcmyne.com
- McNabb, Jamie (fl. 2010s) (stories)
- See jamiemcnabb.com
- McNabb, Vincent (1868-1943) (stories) (assoc.)
- See en.wikipedia.org/wiki/Vincent_McNabb
- McNamara, Alena (fl. 2010s) (stories) (assoc.)
- See aamcnamara.livejournal.com
- McNamee, Paul R. (fl. 2000s-2010s) (stories)
- See paulmcnamee.blogspot.co.uk
- McNeil, (Henry) Everett (1862-1929) (stories)
- See www.sf-encyclopedia.com/entry/mcneil_everett
- McNeile, H(erman) C(yril) (1888-1937) (stories)
- See en.wikipedia.org/wiki/H._C._McNeile
- McNeill, Graham ({c}1971- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcneill_graham
- McNeilly, Sara K. (fl. 2010s) (stories) (assoc.)
- See plus.google.com/+SaraKMcNeilly
- McNelly, [Dr.] Willis E(verett) (1920-2003) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcnelly_willis_e
- McPhail, Mike (fl. 2000s-2010s) (stories) (assoc.)
- See www.mcp-concepts.com
- McPhee, John (Angus) (1931- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_McPhee
- McPheeters, Sam (1969- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sam_McPheeters
- McQuay, Mike [i.e., Michael Dennis McQuay] (1949-1995) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcquay_mike
- McQue, Ian (fl. 2010s) (art)
- See mcqueconcept.blogspot.co.uk
- McQueen, James (Stuart) (1934-1998) (stories)
- Born and died in Tasmania.
- McQuinn, Donald E. (1930- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcquinn_donald_e
- McQuiston, Rick (fl. 2000s-2010s) (stories)
- See many-midnights.webs.com
- McRae, Bruce (1954- ) (stories)
- See www.poetrymagazine.com/editors_choice/summer12/bruce_mcrae_page1.htm
- McRae, Nick (fl. 2010s) (stories)
- See www.nickmcrae.com
- McSherry, Quinn (fl. 2010s) (art)
- See www.mcsherryillustration.com
- McVey, Alex (fl. 2000s-2010s) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Alex_McVey
- McVey, David (fl. 1990s-2010s) (stories)
- See www.david-mcvey.co.uk
- Meacham, Beth (Ann) (1951- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/meacham_beth
- Mead, Harold (Charles Hugh) (1910-1997) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mead_harold
- Mead, Michelle M. (fl. 2000s-2010s) (stories)
- See michellemmead.wordpress.com
- Mead, (Edward) Shepherd (1914-1994) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mead_shepherd
- Meade, Malcolm (fl. 1950s) (stories)
- possibly a pseudonym.
- Meador, Amber Neko (fl. 2010s) (stories)
- See amberneko.com
- Meadows, Foz (fl. 2010s) (stories) (assoc.)
- See fozmeadows.wordpress.com
- Meadows, Patrick (1934-2017) (stories)
- See www.patrick-meadows.com/obituary-english/
- Meaker, Marijane (Agnes) (1927- ) (stories)
- See en.wikipedia.org/wiki/Marijane_Meaker
- Meaney, John (1957- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/meaney_john
- Mears, Stefon (fl. 2010s) (stories)
- See www.stefonmears.com
- Mearson, Lyon (1888-1966) (stories)
- See www.sf-encyclopedia.com/entry/mearson_lyon
- Mechem, Kirke (Field) (1889-1985) (stories)
- See tellersofweirdtales.blogspot.co.uk/2017/05/kirke-mechem-1889-1985.html
- Meconis, Dylan (fl. 2000s-2010s) (art)
- See www.dylanmeconis.com
- Medawar, P(eter) B(rian) (1915-1987) (stories) (assoc.)
- See en.wikipedia.org/wiki/Peter_Medawar
- Medsker, Joshua (fl. 2010s) (stories)
- See joshmedsker.com
- Meehan, Josh(ua) (1990- ) (art)
- See joshuameehan.com
- Meehan, Joshua (1990- ) (art)
- See joshuameehan.com
- Meek, S(terner St.) P(aul) (1894-1972) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/meek_s_p
- Meeks, Miranda (fl. 2010s) (art)
- See mirandameeks.com
- Meeks, Shaun (fl. 2010s) (stories)
- See www.shaunmeeks.com
- Meerloo, Joost A(braham) M(aurits) (1903-1976) (stories) (assoc.)
- See en.wikipedia.org/wiki/Joost_Meerloo
- Méheust, Bertrand (1947- ) (stories) (assoc.)
- See fr.wikipedia.org/wiki/Bertrand_M%C3%A9heust
- Mehrotra, Rati (fl. 2000s-2010s) (stories) (assoc.)
- See ratiwrites.com
- Mehta, Tashan (fl. 2010s) (stories) (assoc.)
- See www.tashanmehta.com
- Mei, Ann (fl. 2010s) (art)
- See www.maskins.com/Artworks/Artists/Ann-Mei
- Meikle, William (fl. 1990s-2010s) (stories) (assoc.)
- See www.williammeikle.com
- Meisenheimer, Glenn (A.) (1950- ) (stories)
- See glennmeisenheimer.com
- Meisl, Stefan (fl. 2010s) (art)
- See digital-fantasy.deviantart.com/gallery/
- Mejía, Lynette (1972- ) (stories)
- See lynettemejia.com/wp/?page_id=443
- Melchiorri, Anthony J. (fl. 2010s) (stories)
- See anthonyjmelchiorri.com
- Melia, Sally Ann [maiden name of Sally Ann Dickson] (fl. 1990s-2010s) (stories)
- See www.sallyannmelia.com
- Melican, J. Michael (fl. 2010s) (stories)
- See jmichaelmelican.com
- Melko, Paul J(oseph), Jr. (1968- ) (stories)
- See www.sf-encyclopedia.com/entry/melko_paul
- Mellon, Mark A. (fl. 1990s-2010s) (stories)
- See www.sf-encyclopedia.com/entry/mellon_mark
- Mellor, Greg (fl. 1990s-2010s) (stories)
- See www.gregmellor.com/about.php
- Melniczek, Paul (J.) (fl. 2000s-2010s) (stories)
- See www.authorsden.com/pauljmelniczek
- Meloy, Paul (1966- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Paul_Meloy
- Melton, Erick (fl. 1990s-2010s) (stories)
- See bifrosttrumpet.blogspot.co.uk
- Meltzer, David (1937-2016) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/meltzer_david
- Meltzoff, Stanley (1917-2006) (art)
- Born in New York City.
- Meluch, R(ebecca) M. (1956- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/meluch_r_m
- Melville, Barbara (fl. 2010s) (stories)
- See keyeri.net
- Melville, Herman (1819-1891) (stories) (assoc.)
- See en.wikipedia.org/wiki/Herman_Melville
- Melvin, Andrew (fl. 2000s-2010s) (stories)
- See www.andrewmelvin.com
- Memmott, David (fl. 1970s-2010s) (stories) (art) (assoc.)
- See www.davidmemmott.com
- Menard, Wilmon (fl. 1930s-1970s) (stories)
- Also did a biography of W. Somerset Maugham.
- Mendelsohn, Robert (fl. 1980s-2000s) (stories)
- Author; publisher of Prion Books; a widely travelled entrepreneur whose businesses range from gold mining in Eastern Europe to exporting Scotch whiskey to Japan.
- Mendelssohn, Felix [i.e., Jakob Ludwig Felix Mendelssohn Bartholdy] (1809-1847) (stories) (assoc.)
- See en.wikipedia.org/wiki/Felix_Mendelssohn
- Mendelssohn, Ted (fl. 2010s) (stories)
- See theswordthatnagged.blogspot.co.uk
- Méndez, Sara (fl. 2010s) (art)
- See www.fotografia1606.blogspot.mx
- Mendlesohn, Farah (fl. 1990s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Farah_Mendlesohn
- Mendoza, Eddie (fl. 2010s) (art)
- See eddie-mendoza.net
- Mengler, Austen (fl. 2010s) (art)
- See www.austenmengler.com
- Menon, Anil (fl. 2000s-2010s) (stories)
- See en.wikipedia.org/wiki/Anil_Menon
- Menon, Salvator Aubrey Clarence (1912-1989) (stories)
- See www.enciklopedija.hr/natuknica.aspx?id=40113
- Menschig, Diana (1973- ) (stories) (assoc.)
- See www.seitenrauschen.de
- Menville, Douglas (Alver) (1935- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/menville_douglas
- Menzel, Donald H(oward) (1901-1976) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Donald_Howard_Menzel
- Meranus, Leonard S. (1928-2014) (stories) (assoc.)
- See www.cincinnati.com/story/news/2014/12/27/leonard-meranus-cincinnati-attorney-obituary/20869377/
- Mercado, Marcel (fl. 2010s) (art)
- See marcelmercado.com
- Mercer, Archie (1925-1998) (stories)
- See fancyclopedia.org/archie-mercer
- Mercer, Beryl (Henley) (1924-2003) (stories)
- See fancyclopedia.org/beryl-mercer