- Lowell, Percival (Lawrence) (1855-1916) (stories)
- See en.wikipedia.org/wiki/Percival_Lowell
- Lowndes, Amy Grace Catherine (1867-1939) (books) (stories)
- Sister of Dolf Wyllarde; she legally changed her name to Armine Grace in 1920.
- Lowndes, Dorothy Margarette Selby (1871-1950) (books) (stories)
- Journalist, poet and author; lived in Weston-Super-Mare, England.
- Lowndes, Robert A(ugustine) W(ard) (1916-1998) (books) (stories)
- See www.sf-encyclopedia.com/entry/lowndes_robert_a_w
- Lucian of Samosata ({c}115-190) (stories)
- See en.wikipedia.org/wiki/Lucian_of_Samosata
- Lucie-Smith, Edward (1933- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/lucie-smith_edward
- Ludwig, Edward W(illiam) (1920-1990) (books) (stories)
- See www.sf-encyclopedia.com/entry/ludwig_edward_w
- Lukodianov, Isai (Borisovich) (1913-1984) (stories)
- See www.sf-encyclopedia.com/entry/lukodianov_isai
- Lunan, Duncan (Alasdair) (1945- ) (stories)
- See www.sf-encyclopedia.com/entry/lunan_duncan
- Lundwall, Sam J(errie) (1941- ) (stories)
- See www.sf-encyclopedia.com/entry/lundwall_sam_j
- Lunn, Hugh Kingsmill (1889-1949) (books) (stories)
- Born in London; educated at Harrow and Oxford.
- Lupoff, Richard A(llen) (1935- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/lupoff_richard_a
- Lusk, Hugh H(art) (1838-1926) (stories)
- Born in Carron Grove, Stirlingshire, Scotland; died in Auckland, New Zealand; wrote political and economic articles under his own name and serialized novels under the pseudonym.
- Lustbader, Eric Van (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/lustbader_eric_van
- Lymington, John; pseudonym of John Newton Chance (1911-1983) (books) (stories)
- See www.sf-encyclopedia.com/entry/lymington_john
- Lynn, Elizabeth A(nne) (1946- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/lynn_elizabeth_a
- MacApp, C. C.; pseudonym of Carroll M. Capps (1913-1971) (stories)
- See www.sf-encyclopedia.com/entry/macapp_c_c
- MacBeth, George (Mann) (1932-1992) (stories)
- See www.sf-encyclopedia.com/entry/macbeth_george
- MacCaig, Norman (1910-1996) (stories)
- See en.wikipedia.org/wiki/Norman_MacCaig
- MacCreagh, Gordon (1886-1953) (stories)
- Adventurer, explorer and author; his material usually had some basis in fact. His adventures in Abyssinia were an expedition in search of the lost Ark of the Covenant. Born in Perth, Indiana.
See also pulpflakes.blogspot.com/2012/08/gordon-maccreagh-adventurer-explorer.html; www.sf-encyclopedia.com/entry/maccreagh_gordon
- MacDonald, George (1824-1905) (stories)
- See www.sf-encyclopedia.com/entry/macdonald_george
- Macdonald, James D(ouglas) (1954- ) (stories)
- See www.sf-encyclopedia.com/entry/macdonald_james_d
- MacDonald, John D(ann) (1916-1986) (books) (stories)
- Best-selling novelist fondly remembered for his mystery novels featuring detective Travis McGee; his mysteries featured a color as a part of their title. Born in Sharon, Pennsylvania; lived in Sarasota, Florida; died in Milwaukee, Wisconsin.
See also en.wikipedia.org/wiki/John_D._MacDonald
- MacDonald, Philip (1900-1980) (stories)
- See www.sf-encyclopedia.com/entry/macdonald_philip
- Mace, Elisabeth (1933- ) (stories)
- See www.sf-encyclopedia.com/entry/mace_elisabeth
- MacGregor, Ellen (1906-1954) (stories)
- See www.sf-encyclopedia.com/entry/macgregor_ellen
- Machen, Arthur; pseudonym of Arthur Llewellyn Jones (1863-1947) (books) (stories)
- See www.sf-encyclopedia.com/entry/machen_arthur
- MacIntyre, F(eargus) Gwynplaine (1949?-2010) (stories)
- See www.sf-encyclopedia.com/entry/macintyre_f_gwynplaine
- Mackelworth, R(onald) W(alter) (1930- ) (stories)
- See www.sf-encyclopedia.com/entry/mackelworth_r_w
- MacLean, Katherine (Anne) (1925- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/maclean_katherine
- MacLennan, (John) Hugh (1907-1990) (stories)
- See www.sf-encyclopedia.com/entry/maclennan_hugh
- Maddux, Rachel (1912-1983) (stories)
- See www.sf-encyclopedia.com/entry/maddux_rachel
- Maggin, Elliot S. (1950- ) (stories)
- See www.sf-encyclopedia.com/entry/maggin_elliot_s
- Magidoff, Robert (1905-1970) (books) (stories)
- See www.sf-encyclopedia.com/entry/magidoff_robert
- Mailer, Norman (Kingsley) (1923-2007) (stories)
- Major novelist, short story writer, poet, essayist, playwright, media figure. Born in Long Branch, New Jersey. Husband of Norris Church Mailer.
- Mailer, Norris Church (1949-2010) (stories)
- Wife of Norman Mailer.
- Maine, Charles Eric; pseudonym of David McIlwain (1921-1981) (stories)
- See www.sf-encyclopedia.com/entry/maine_charles_eric
- Malamud, Bernard (1914-1986) (stories)
- See en.wikipedia.org/wiki/Bernard_Malamud
- Malcolm, Donald (1930-2013) (stories)
- See www.sf-encyclopedia.com/entry/malcolm_donald
- Malzberg, Barry N(athaniel) (1939- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/malzberg_barry_n
- Mandel, George (1920- ) (stories)
- Writer. Born in New York City.
See also www.sf-encyclopedia.com/entry/mandel_george
- Manning, Laurence (Edward) (1899-1972) (stories)
- See www.sf-encyclopedia.com/entry/manning_laurence
- Margroff, Robert E(rvien) (1930- ) (stories)
- See www.sf-encyclopedia.com/entry/margroff_robert_e
- Mark, Jan(et Marjorie) (1943-2006) (stories)
- See www.sf-encyclopedia.com/entry/mark_jan
- Marlowe, Ann (H.) (1942- ) (stories)
- Born in Canada; wife of Stephen Marlowe.
- Marlowe, Dan(iel) J(ames, Jr.) (1914-1986) (stories)
- Mystery writer. Born in Lowell, Massachusetts; resident in Michigan; died in Los Angeles. Note: William C. Odell, 1915- , was reportedly the uncredited co-author of a dozen or more novels after The Raven Is a Blood Red Bird (1967), on which he was credited.
- Marlowe, Stephen [born Milton Lesser] (1928-2008) (books) (stories)
- Husband of Ann Marlowe.
See also en.wikipedia.org/wiki/Stephen_Marlowe
- Marryat, Florence [i.e., Florence Marryat Church Lean] (1837-1899) (books) (stories)
- Born in Brighton.
- Marryat, [Captain] Frederick (1792-1848) (stories)
- Born in Westminster; went to sea at 14; author of novels for adults and children.
- Marsh, Richard; pseudonym of Richard B. Heldmann (1857-1915) (books) (stories)
- See en.wikipedia.org/wiki/Richard_Marsh_(author)
- Marsh, Willard (N.) (1922-1970) (stories)
- See www.lib.uiowa.edu/scua/msc/tomsc800/msc794/msc794.html
- Marshak, Sondra (1940?- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/marshak_sondra
- Marshall, Edison (Tesla) (1894-1967) (stories)
- See www.sf-encyclopedia.com/entry/marshall_edison
- Martin, A(rchibald) E(dward) (1885-1955) (books) (stories)
- Born in Adelaide, Australia; traveled widely and toured Europe, working on fairgrounds; bought and showed documentary films; ran a travel agency.
- Martin, George R(aymond) R(ichard) (1948- ) (books) (stories)
- See en.wikipedia.org/wiki/George_R._R._Martin
- Martinson, Harry (Edmund) (1904-1978) (stories)
- See www.sf-encyclopedia.com/entry/martinson_harry
- Mason, David [i.e., Samuel Mason] (1924-1974) (stories)
- See www.sf-encyclopedia.com/entry/mason_david
- Mason, Douglas R(ankine) (1918-2013) (stories)
- See www.sf-encyclopedia.com/entry/mason_douglas_r
- Masson, David I(rvine) (1915-2007) (books) (stories)
- See www.sf-encyclopedia.com/entry/masson_david_i
- Masur, Harold Q. (1909-2005) (stories)
- Lawyer, editor, mystery writer. Born in New York City.
- Matheson, Richard (Burton) (1926-2013) (books) (stories)
- See www.sf-encyclopedia.com/entry/matheson_richard
- Matheson, Richard Christian (1953- ) (stories)
- See www.sf-encyclopedia.com/entry/matheson_richard_christian
- Matthews, Patricia (Anne Klein, née Ernst) (1927-2006) (stories)
- Wife of Clayton Matthews.
- May, Julian (Chain) [i.e., Julian Judy May Dikty] (1931- ) (stories)
- See www.sf-encyclopedia.com/entry/may_julian
- Mayan, Earl Eugene (1916-2009)
- See pulpartists.com/Mayan.html
- Mayhar, Ardath (Frances Hurst) (1930-2012) (stories)
- See www.sf-encyclopedia.com/entry/mayhar_ardath
- Mayor, F(lora) M(acDonald) (1872-1932) (books) (stories)
- Born in Kingston-on-Thames; educated at Cambridge.
- McAllister, Bruce (Hugh) (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/mcallister_bruce
- McCaffrey, Anne (Inez) (1926-2011) (books) (stories)
- American fantasy writer, lived in Ireland.
See also www.sf-encyclopedia.com/entry/mccaffrey_anne
- McCardell, Roy L(arcom) (1870-1961) (stories)
- Born in Hagerstown, Maryland.
See also www.sf-encyclopedia.com/entry/mccardell_roy_l
- McClary, Thomas Calvert (1909-1972) (stories)
- Speechwriter, ghost-writer, today remembered only for his science fiction novels. Born in Chicago, Illinois; lived for a time in Alaska; died in Washington, D.C. or vicinity.
See also www.sf-encyclopedia.com/entry/mcclary_thomas_calvert
- McCloy, Helen (Worrell Clarkson) (1904-1992) (stories)
- See www.sf-encyclopedia.com/entry/mccloy_helen
- McClusky, Thorp (1906-1975) (stories)
- Free-lance writer, former editor of Motor magazine; also wrote juveniles and a book on chiropractics. Studied music at Syracuse University. During the 1960s he lived in Atlantic Highlands, New Jersey. Probably died in Eatontown, Monmouth, New Jersey.
- McComas, J(esse) Francis (1911-1978) (books) (stories)
- See www.sf-encyclopedia.com/entry/mccomas_j_francis
- McConnell, James V. (1925-1990) (stories)
- See www.sf-encyclopedia.com/entry/mcconnell_james_v
- McDaniel, David (Edward) (1939-1977) (stories)
- See www.sf-encyclopedia.com/entry/mcdaniel_david
- McDonald, Steven Edward (1956- ) (stories)
- See www.sf-encyclopedia.com/entry/mcdonald_steven_e
- McDowell, (Robert) Emmett (1914-1975) (stories)
- Historian and author. Born in Sentinel, Oklahoma; lived in Louisville, Kentucky.
- McEnroe, Richard Sean (1956- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/mcenroe_richard_s
- McEvoy, Seth (1948- ) (stories)
- See www.sf-encyclopedia.com/entry/mcevoy_seth
- McGarry, Mark J. (1958- ) (stories)
- See www.sf-encyclopedia.com/entry/mcgarry_mark_j
- McGivern, William P(eter) (1922-1982) (stories)
- See www.sf-encyclopedia.com/entry/mcgivern_william_p
- McGuire, John J(oseph) (1917-1981) (stories)
- See www.sf-encyclopedia.com/entry/mcguire_john_j
- McGuire, Patrick L(lewellyn) (1949- ) (stories)
- See www.sf-encyclopedia.com/entry/mcguire_patrick_l
- McIntosh, J. T.; pseudonym of James Murdoch MacGregor (1925-2008) (books) (stories)
- See www.sf-encyclopedia.com/entry/mcintosh_j_t
- McIntyre, Vonda N(eel) (1948- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/mcintyre_vonda_n
- McKenna, Richard M(ilton) (1913-1964) (books) (stories)
- See www.sf-encyclopedia.com/entry/mckenna_richard_m
- McKillip, Patricia A(nne) (1948- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/mckillip_patricia_a
- McLaren, Jack [i.e., John McLaren] (1887-1954) (books) (stories)
- Born in Melbourne, Australia. Lived in Australia, the South Seas, England; adventurer, author and broadcaster.
- McLaughlin, Dean (Benjamin, Jr.) (1931- ) (books) (stories)
- See www.sf-encyclopedia.com/entry/mclaughlin_dean
- McMorrow, Thomas (1886-1957) (stories)
- Writer, lawyer, newspaperman. Born in New York City; died in New York.