- Lundwall, Sam J(errie) (1941- ) (stories)
- See www.sf-encyclopedia.com/entry/lundwall_sam_j
- Lynn, Elizabeth A(nne) (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/lynn_elizabeth_a
- MacAvoy, R(oberta) A(nn) (1949- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/macavoy_r_a
- MacDonald, John D(ann) (1916-1986) (stories)
- See en.wikipedia.org/wiki/John_D._MacDonald
- MacFarlane, Alex Dally (fl. 2000s-2010s) (stories)
- See www.alexdallymacfarlane.com
- Machado, Carmen Maria (1986- ) (stories)
- See carmenmariamachado.com
- MacLean, Katherine (Anne) (1925- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/maclean_katherine
- MacLeod, Ian R. (1956- ) (stories)
- See www.sf-encyclopedia.com/entry/macleod_ian_r
- MacLeod, Ken(neth Macrae) (1954- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/macleod_ken
- Maddock, Larry; pseudonym of Jack Jardine (1931-2009) (stories)
- See www.sf-encyclopedia.com/entry/maddock_larry
- Malik, Usman Tanveer (fl. 2000s-2010s) (stories)
- See www.usmanmalik.org
- Mallove, Eugene F(ranklin) (1947-2004) (stories) (assoc.)
- See en.wikipedia.org/wiki/Eugene_Mallove
- Malzberg, Barry N(athaniel) (1939- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/malzberg_barry_n
- Manzieri, Maurizio (fl. 1990s-2010s) (stories) (art) (assoc.)
- See www.manzieri.com
- Margroff, Robert E(rvien) (1930-2015) (stories)
- See www.sf-encyclopedia.com/entry/margroff_robert_e
- Marks, C(hris) S. (fl. 2010s) (stories)
- See www.csmarks.com
- Martin, George R(aymond) R(ichard) (1948- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/George_R._R._Martin
- Marusek, David (1951- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/marusek_david
- Mavor, Elinor ({c}1936- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Elinor_Mavor
- Mayhar, Ardath (Frances Hurst) (1930-2012) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mayhar_ardath
- McAllister, Bruce (Hugh) (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/mcallister_bruce
- McAuley, Paul J. (1955- ) (stories)
- See www.sf-encyclopedia.com/entry/mcauley_paul_j
- McCaffrey, Anne (Inez) (1926-2011) (stories)
- See www.sf-encyclopedia.com/entry/mccaffrey_anne
- McCarron, Meghan (fl. 2000s-2010s) (stories)
- See www.tor.com/members/Meghan_McCarron
- McCarry, Sarah (fl. 2010s) (stories)
- See www.therejectionist.com
- McCarthy, Wil(liam Terence) (1966- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mccarthy_wil
- McConnell, James V. (1925-1990) (stories)
- See www.sf-encyclopedia.com/entry/mcconnell_james_v
- McDevitt, Jack [i.e., John Charles McDevitt] (1935- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcdevitt_jack
- McDonald, Ian (Neil) (1960- ) (stories)
- See www.sf-encyclopedia.com/entry/mcdonald_ian
- 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
- McHugh, Maureen F. (1959- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mchugh_maureen_f
- McIntosh, Will (fl. 2000s-2010s) (stories) (assoc.)
- See willmcintosh.net
- McIntyre, Vonda N(eel) (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/mcintyre_vonda_n
- McKillip, Patricia A(nne) (1948- ) (stories)
- See www.sf-encyclopedia.com/entry/mckillip_patricia_a
- McKinney, Kathleen (1943- ) (stories)
- See en.wikipedia.org/wiki/Kathleen_Sky
- McLaughlin, Dean (Benjamin, Jr.) (1931- ) (stories)
- See www.sf-encyclopedia.com/entry/mclaughlin_dean
- McNelly, [Dr.] Willis E(verett) (1920-2003) (stories)
- See www.sf-encyclopedia.com/entry/mcnelly_willis_e
- Meacham, Beth (Ann) (1951- ) (stories)
- See www.sf-encyclopedia.com/entry/meacham_beth
- Melko, Paul J(oseph), Jr. (1968- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/melko_paul
- Menville, Douglas (Alver) (1935- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/menville_douglas
- Merril, Judith [originally Josephine Juliet Grossman] (1923-1997) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/merril_judith
- Metzger, Robert A(lan) (1956- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/metzger_robert_a
- Michaels, Melisa C. (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/michaels_melisa_c
- Milán, Victor (Woodward) (1954-2018) (stories)
- See www.sf-encyclopedia.com/entry/milan_victor
- Miller, Sam J(oshua) (1979- ) (stories)
- See samjmiller.com
- Mitchell, Betsy (fl. 1980s-2010s) (stories)
- See betsymitchelleditorial.com
- Mitchell, V. E. [i.e., Victoria Estelle Mitchell Gustafson] (1954- ) (stories)
- See www.sf-encyclopedia.com/entry/mitchell_v_e
- Mixon, Laura J. [i.e., Laura J. Mixon-Gould] (1957- ) (stories)
- See www.sf-encyclopedia.com/entry/mixon_laura_j
- Moesta, Rebecca (1956- ) (stories)
- See www.sf-encyclopedia.com/entry/moesta_rebecca
- Moffett, Judith (1942- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/moffett_judith
- Monteleone, Thomas F(rancis, Jr.) (1946- ) (stories)
- See www.sf-encyclopedia.com/entry/monteleone_thomas_f
- Moon, (Susan) Elizabeth N(orris) (1945- ) (stories)
- See www.sf-encyclopedia.com/entry/moon_elizabeth
- Moorcock, Michael (John) (1939- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Michael_Moorcock
- Moore, Roger E(lwood) (1955- ) (stories)
- See en.wikipedia.org/wiki/Roger_E._Moore
- Morgan, Cheryl (fl. 2000s-2010s) (stories)
- See en.wikipedia.org/wiki/Cheryl_Morgan
- Moroz, Anne (Freeman) (1953- ) (stories)
- See www.sf-encyclopedia.com/entry/moroz_anne
- Morressy, John (1930-2006) (stories)
- See www.sf-encyclopedia.com/entry/morressy_john
- Morrow, James (Kenneth) (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/morrow_james
- Moscoe, Michael (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/moscoe_mike
- Moskowitz, Sam(uel Martin) (1920-1997) (stories)
- See www.sf-encyclopedia.com/entry/moskowitz_sam
- Murphy, Derryl (1963- ) (stories)
- See www.sf-encyclopedia.com/entry/murphy_derryl
- Murphy, Pat(rice Ann) (1955- ) (stories)
- See www.sf-encyclopedia.com/entry/murphy_pat
- Murray, Bruce (Churchill) (1931-2013) (stories)
- See en.wikipedia.org/wiki/Bruce_C._Murray
- Murry, John Middleton (Jr.) (1926-2002) (stories)
- See en.wikipedia.org/wiki/John_Middleton_Murry,_Jr.
- Myers, E(ugene) C(harles) (1978- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/E._C._Myers
- Nagata, Linda (née Webb) (1960- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/nagata_linda
- Nahin, Paul J. (1940- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Paul_J._Nahin
- Nelson, Ray Faraday [i.e., Radell Faraday Nelson] (1931- ) (stories)
- See www.sf-encyclopedia.com/entry/nelson_ray_faraday
- Neville, Kris (Ottman) (1925-1980) (stories)
- See www.sf-encyclopedia.com/entry/neville_kris
- Nicholls, Peter (Douglas) (1939-2018) (stories)
- See www.sf-encyclopedia.com/entry/nicholls_peter
- Nielsen Hayden, Patrick (1959- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Patrick_Nielsen_Hayden
- Niven, Larry [i.e., Laurence van Cott Niven] (1938- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/niven_larry
- Nolan, Christopher (1965-2009) (stories)
- See en.wikipedia.org/wiki/Christopher_Nolan_(author)
- Nolan, William F(rancis) (1928- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/nolan_william_f
- Norton, Andre [born Alice Mary Norton] (1912-2005) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/norton_andre
- Notkin, Deborah L. (fl. 1970s-2010s) (stories)
- See fancyclopedia.org/debbie-notkin
- Nourse, Alan E(dward) (1928-1992) (stories)
- See www.sf-encyclopedia.com/entry/nourse_alan_e
- Novik, Naomi (1973- ) (stories)
- See en.wikipedia.org/wiki/Naomi_Novik
- Nye, Jody Lynn (1957- ) (stories)
- See www.sf-encyclopedia.com/entry/nye_jody_lynn
- Nylund, Eric S. (1964- ) (stories)
- See www.sf-encyclopedia.com/entry/nylund_eric_s
- OConnell, Jay (fl. 2010s) (stories)
- See www.jayoconnell.com
- ODonnell, Kevin, Jr. (1950-2012) (stories)
- See www.sf-encyclopedia.com/entry/odonnell_kevin_jr
- Offutt, Andrew J(efferson, V) (1934-2013) (stories)
- See www.sf-encyclopedia.com/entry/offutt_andrew_j
- Okorafor, Nnedi(mma Nkemdili) (1974- ) (stories)
- See en.wikipedia.org/wiki/Nnedi_Okorafor
- Older, Daniel José (1980- ) (stories)
- See ghoststar.net
- Oliver, (Symmes) Chad(wick) (1928-1993) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/oliver_chad
- Olsa, Jaroslav, Jr. (1964- ) (stories)
- See www.sf-encyclopedia.com/entry/olsa_jaroslav_jr
- Ordover, John J. (1962- ) (stories)
- See en.wikipedia.org/wiki/John_J._Ordover
- Ore, Rebecca; pseudonym of Rebecca Brown (1948- ) (stories)
- See www.sf-encyclopedia.com/entry/ore_rebecca
- Panshin, Alexei [i.e., Alexis Adams Panshin] (1940- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/panshin_alexei
- Panshin, Cory (Seidman) (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/panshin_cory
- Park, Paul (Claibourne) (1954- ) (stories)
- See www.sf-encyclopedia.com/entry/park_paul
- Park, Severna; pseudonym of Suzanne Feldman (1958- ) (stories) (assoc.)
- See sf-encyclopedia.com/entry/park_severna
- Patten, Fred(erick Walter) (1940- ) (stories)
- See en.wikipedia.org/wiki/Fred_Patten
- Penrose, Roger (1931- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Roger_Penrose
- Phillifent, John T(homas) (1916-1976) (stories)
- See www.sf-encyclopedia.com/entry/phillifent_john_t
- Pinsker, Sarah (fl. 2010s) (stories) (assoc.)
- See sarahpinsker.com
- Piper, H(enry) Beam (1904-1964) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/piper_h_beam
- Plumridge, Marianne (fl. 1990s-2010s) (stories) (art) (assoc.)
- See daubdujour.blogspot.co.uk
- Pohl, Frederik (George, Jr.) (1919-2013) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/pohl_frederik