- Muslim, Kristine Ong (fl. 2000s-2010s) (stories)
- See kristinemuslim.weebly.com
- Mussa, Alberto (1961- ) (stories)
- See www.goodreads.com/author/show/1867393.Alberto_Mussa
- Musselman, M(orris) M(cNeil) (1899-1952) (stories)
- Born in Wichita, Kansas; died in Santa Barbara, California.
- Muzak, Harley (fl. 2010s) (stories) (assoc.)
- See www.shotgunhoney.com/authors/harley-mazuk
- Myers, Charles (Henry) (1920-2006) (stories)
- Born in California; published numerous short stories and novelets under a variety of pseudonyms; author of many TV and film scripts.
- Myers, Walter Dean [born Walter Minton Myers] (1937-2014) (stories)
- See en.wikipedia.org/wiki/Walter_Dean_Myers
- Nadel, Barbara (fl. 1990s-2010s) (stories)
- See en.wikipedia.org/wiki/Barbara_Nadel
- Nadler, Ben (fl. 2010s) (stories)
- See bennadler.com
- Nanovic, John L(eonard) (1906-2001) (stories)
- See www.sf-encyclopedia.com/entry/nanovic_john_l
- Narcejac, Thomas; pseudonym of Pierre Ayraud (1908-1998) (stories)
- See fr.wikipedia.org/wiki/Thomas_Narcejac
- Nash, Florence [née Ryan] (1888-1950) (stories)
- See en.wikipedia.org/wiki/Florence_Nash
- Nathan, George Jean (1882-1958) (stories)
- See en.wikipedia.org/wiki/George_Jean_Nathan
- Nathan, Robert (Gruntal) (1894-1985) (stories)
- See www.sf-encyclopedia.com/entry/nathan_robert
- Natividad, Kitten [born Francesca Isabel Natividad] (1948- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Kitten_Natividad
- Natsuki, Shizuko (1938-2016) (stories)
- Best-selling Japanese mystery writer; shes written over 80 novels, stories and serials, 40 of which have been made into Japanese TV movies.
- Navia, David (fl. 2010s) (art)
- See davidnavia.artstation.com
- Nayler, Ray (1976- ) (stories)
- See www.raynayler.net
- Nearing, Elizabeth Custer (1898-1960) (stories)
- Born in Philadelphia.
- Nebel, (Louis) Frederick (1903-1967) (stories) (assoc.)
- Born in New York City; contributed fiction to magazines.
- Neer, Richard ({c}1949- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Richard_Neer
- Neff, Emily (1922-1999) (stories)
- See barebonesez.blogspot.com/2018/08/the-hitchcock-project-about-emily-neff.html
- Neff, Wesley (1895-1976) (art)
- See pulpartists.com/Neff.html
- Nehring, Radine Trees (1935- ) (stories)
- See radinesbooks.com
- Neidig, William J(onathan) (1870-1955) (stories)
- Born in Iowa; taught English at Stanford and U. of Wisconsin before becoming a freelance writer.
- Neitzel, Neal (C.) (1929-2000) (stories)
- Lived in Watertown, Wisconsin; prolific magazine writer.
- Nelson, Art(hur Eric) (1903-1987) (art)
- See pulpartists.com/NelsonA.html
- Nelson, H(eather) L. (fl. 2010s) (stories)
- See hlnelson.com
- Nelson, Katherine G(reacen) (1913-1982) (stories)
- See www4dev.uwm.edu/letsci/geosciences/dept_life/kgn_memorial.cfm
- Nelson, Ralph (1885-1953) (art)
- See pulpartists.com/Nelson.html
- Neri, Kris(ten Hillary) (1948- ) (stories) (assoc.)
- Author of magazine articles and short fiction.
- Nette, Andrew (fl. 2010s) (stories)
- See www.pulpcurry.com
- Nettmann, Nadine (fl. 2010s) (stories) (assoc.)
- See www.nadinenettmann.com
- Neuhaus, Nele [i.e., Cornelia Neuhaus] (1967- ) (stories) (assoc.)
- See de.wikipedia.org/wiki/Nele_Neuhaus
- Nevill, Adam L. G. (1969- ) (stories) (assoc.)
- See www.adamlgnevill.com
- Neville, Kris (Ottman) (1925-1980) (stories)
- See www.sf-encyclopedia.com/entry/neville_kris
- New, Clarence Herbert (1862-1933) (stories)
- Born in New York City; construction engineer; foreign correspondent; contributor to leading magazines.
- Newberry, Perry (Harmon) (1870-1938) (stories)
- Born in Union City, Michigan; contributed fiction to numerous magazines; printer and real estate agent in Chicago, then to San Francisco to work for the San Francisco Examiner and San Jose Sketch; came to Carmel, California, in 1910 and there served as actor, playwright and producer for the Forest Theater Society.
- Newbury, De Witt (1888-1967) (stories)
- See desturmobed.blogspot.co.uk/2011/07/de-witt-newbury.html
- Newell, Audrey (1899-1983) (stories)
- Born in New York; died in Palm Beach, Florida.
- Newman, Bernard (Charles) (1897-1968) (stories)
- See www.sf-encyclopedia.com/entry/newman_bernard
- Newman, Kim (James) (1959- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/newman_kim
- Newsom, J(ohn) D(immock) (1893?-1954) (stories)
- See pulpflakes.blogspot.com/2013/07/john-d-newsom-obituary-in-new-york.html
- Newton, Douglas; pseudonym of Wilfrid Bernard M. Newton (1884-1951) (stories)
- See www.sf-encyclopedia.com/entry/newton_w_douglas
- Newton, Wilfrid Bernard M(ichael) (1884-1951) (stories)
- See www.sf-encyclopedia.com/entry/newton_w_douglas
- Nicholas, John (fl. 1930s-1950s) (stories)
- See www.sf-encyclopedia.com/entry/nicholas_john
- Nichols, Kenneth (fl. 2000s-2010s) (stories)
- See www.greatwriterssteal.com
- Nichols, Wallace (Bertram) (1888-1967) (stories)
- See www.londonmystery.info/?articles/2013/05/19/wallace-nichols---bibliography-of-sollus-the-slave-detective.html
- Nicholson, Meredith (1866-1947) (stories)
- Born in Crawfordsville, Indiana; had degrees from Wabash College, Butler College, and Indiana University; newspaperman; author and essayist.
- Nicolet, C(harles) C(athcart) (1900-1943) (stories)
- Born in Kansas City, Missouri.
- Nicolson, John (1891-1951) (art)
- See en.wikipedia.org/wiki/John_Nicolson_(artist)
- Niles, Chris(tine H.) (1960- ) (stories) (assoc.)
- Born in New Zealand; living in New York City.
- Nilsson, Katarina (fl. 2010s) (stories) (art) (assoc.)
- See katarinanilssonartwork.com
- Nisbet, Jim (1947- ) (stories)
- Born in North Carolina, living in San Francisco.
- Nisbet, Rob (fl. 2010s) (stories)
- See www.headstuff.org/author/rob-nisbet
- Niven, Larry [i.e., Laurence van Cott Niven] (1938- ) (stories)
- See www.sf-encyclopedia.com/entry/niven_larry
- Nizaeva, Elena (fl. 2010s) (stories) (art) (assoc.)
- See eowynrus.deviantart.com
- Nogulich, Natalia [born Natalija Nogulich] (1950- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Natalia_Nogulich
- Nolan, J(ames) Vincent (fl. 1940s-1950s) (stories)
- See bearalley.blogspot.co.uk/2009/12/j-vincent-nolan.html
- Nolan, Tom ({c}1947- ) (stories)
- See januarymagazine.com/profiles/nolan.html
- Nolan, William F(rancis) (1928- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/nolan_william_f
- Noll, Michael (fl. 2010s) (stories)
- See readtowritestories.com
- Norden, Eric; pseudonym of Eric Pelletier (1899-1979) (stories)
- See www.sf-encyclopedia.com/entry/norden_eric
- Norfleet, J(ames) Frank (1865-1967) (stories) (assoc.)
- See tshaonline.org/handbook/online/articles/fno16
- Norizuki, Rintaro; pseudonym of Junya Yamada (1964- ) (stories)
- See en.wikipedia.org/wiki/Rintaro_Norizuki
- Norman, Noel Wilson (1901-1981) (stories)
- Born in Tasmania.
- Norris, Gregory L. (fl. 1990s-2010s) (stories)
- See gregorylnorris.blogspot.co.uk
- Norris, Kathleen (Thompson) (1880-1966) (stories)
- Novelist, short story writer, feminist. Born and died in San Francisco, California.
- Norsworthy, George (Lenny) (1889-1957) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/04/george-norsworthy-1889-1957.html
- Norton, Alden H(olmes) (1903-1987) (stories) (assoc.)
- Author and 13th editor of Adventure magazine. Born in Lynn, Massachusetts; died in Brooklyn, New York. Norton contributed prolifically to Adventure, but he did so under a number of pseudonyms.
- Norton, (Frank Rowland) Browning (1909-1989) (stories)
- Writer of mysteries and juvenile books. Born in Parkman, Ohio.
- Norton, Carla (fl. 2010s) (stories) (assoc.)
- See www.carlanorton.com
- Norton, Henry A. Hal [i.e., Henry M. Norton] (1906-1975) (stories)
- See archiveswest.orbiscascade.org/ark:/80444/xv64996
- Norton-Taylor, Duncan (1904-1982) (stories)
- Born in New Jersey; died in Maryland; newspaper reporter, then writer with Time magazine, then editor and then managing editor of Fortune magazine.
- Nourse, Alan E(dward) (1928-1992) (stories)
- See www.sf-encyclopedia.com/entry/nourse_alan_e
- Noyes, Alfred (1880-1958) (stories)
- See www.sf-encyclopedia.com/entry/noyes_alfred
- Nunez, Sigrid (1951- ) (stories)
- See en.wikipedia.org/wiki/Sigrid_Nunez
- Nury, Fabien (1976- ) (stories) (assoc.)
- See www.europecomics.com/author/fabien-nury/
- Oakes, Philip (Barlow) (1928-2005) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/oakes_philip
- Oates, Joyce Carol (1938- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Joyce_Carol_Oates
- Oblinger, Michael M. (fl. 1920s-1950s) (stories)
- Although there appears to be an M.D. by this name in Virginia.
- Oboler, Arch(ie) (1909-1987) (stories)
- See www.sf-encyclopedia.com/entry/oboler_arch
- OBrien, David Wright (1918-1944) (stories)
- See www.sf-encyclopedia.com/entry/obrien_david_wright
- OBrien, Maureen (1943- ) (stories)
- Actress in radio, TV and film in Canada and England.
- OBrien, Meg (1935-2008) (stories) (assoc.)
- Born in Wildwood, New Jersey; died in Humble, Texas.
- Obstfeld, Raymond (1952- ) (stories)
- See www.sf-encyclopedia.com/entry/obstfeld_raymond
- OConnell, Jack (1959- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/oconnell_jack
- OConnell, Jay (fl. 2010s) (stories)
- See www.jayoconnell.com
- OConnor, Gemma (1940- ) (stories) (assoc.)
- Born in Dublin, living in Oxford.
- OConnor, Maureen (1940- ) (stories)
- Journalist and broadcaster.
- OConnor, Michael P(atrick) (1896-1967) (stories)
- Born in Loughrea, County Galway, Ireland; doctor, author and broadcaster; graduate in medicine from University College, Dublin; served in Colonial Medical Service in Malaya, Singapore and Borneo; interned by the Japanese during WWII; returned to Ireland after the war.
- OCork, Shannon [i.e., Shannon OCork Waugh] (1940- ) (stories)
- Sports photographer, later full-time writer in New York City.
- ODell, Alannah Davis [born Victoria Susan Peal] (fl. 2010s) (stories)
- See alannahdavisodell.wordpress.com
- Odlum, Jerome (1905-1954) (stories)
- Born in Minneapolis, died in Hollywood; served time in prisons for bad checks and forgery.
- Odom, Mel(vin Lewis, III) (1957- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/odom_mel
- ODonnell, Kevin, Jr. (1950-2012) (stories)
- See www.sf-encyclopedia.com/entry/odonnell_kevin_jr
- ODonnell, Peter (1920-2010) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/odonnell_peter
- OFlaherty, Liam (1896-1984) (stories)
- See en.wikipedia.org/wiki/Liam_O%27Flaherty