- Stevens, Peter (Sterne) (1920-2001) (art)
- See pulpartists.com/Stevens,P.html
- Stevens, Taylor (fl. 2000s-2010s) (stories) (assoc.)
- See www.taylorstevensbooks.com
- Stevenson, Louis Lacy (1879-1953) (stories) (assoc.)
- Born in Ohio; journalist in Michigan and, for many years, on the Detroit News.
- Stevenson, Robert Louis (Balfour) (1850-1894) (stories) (assoc.)
- See en.wikipedia.org/wiki/Robert_Louis_Stevenson
- Stevenson, (Captain John) Traill (1889-1968) (stories)
- Businessman who lived variously in Glasgow, Birkenhead and Harrow; Liberal candidate for Parliament in the 1920s; editor for some time of the Lloyd George Liberal Magazine.
- Steward, Kenneth Livingstone (1894-1972) (stories)
- Born in Blackheath, London, England; died in Tonbridge Wells.
- Stewart, Alfred Walter (1880-1947) (stories)
- Born in Glasgow, Scotland; Professor of Chemistry, Queens University, Belfast.
- Stewart, Solon K(elly) (1883-?) (stories)
- See tellersofweirdtales.blogspot.com/2013/12/solon-k-stewart-1883.html
- Stiles, Gordon (?-1930) (stories)
- Foreign correspondent for The Chicago Daily News; died in auto crash near Warwick, NY.
- Stilson, Charles B(illings) (1880-1932) (stories)
- See www.sf-encyclopedia.com/entry/stilson_charles_b
- Stinson, H(erbert) H(unter) (1896-1969) (stories)
- See www.findagrave.com/memorial/55082533/herbert-hunter-stinson
- Stires, Christopher (fl. 1990s-2010s) (stories)
- See norman1955.blogspot.co.uk
- Stirling, Elaine (fl. 1990s-2010s) (stories)
- See www.elainestirling.com
- Stirnweis, Shannon (1931- ) (art)
- Born in Portland, Oregon; lives in Connecticut.
- Stivens, Dal(las George) (1911-1997) (stories)
- See en.wikipedia.org/wiki/Dal_Stivens
- Stix, Thomas L. ({c}1896-1974) (stories)
- See www.nytimes.com/1974/07/14/archives/thomas-l-stix-agent-is-dead-set-up-radiotv-appearances.html
- Stock, Jon (1966- ) (stories) (assoc.)
- Educated at Magdalen College, Cambridge; newspaper editor and columnist.
- Stock, Ralph (1881-1962) (stories)
- Born in London; author, playwright and scenarist.
- Stockbridge, Frank Parker (1870-1940) (stories)
- Poet and journalist. Born in Gardiner, Maine; died in Stockbridge, Massachusetts.
- Stockton, Frank R. [i.e., Francis Richard Stockton] (1834-1902) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/stockton_frank_r
- Stoker, Bram [i.e., Abraham Stoker] (1847-1912) (stories) (assoc.)
- See en.wikipedia.org/wiki/Bram_Stoker
- Stokes, Manning Lee (1911-1976) (stories)
- See www.sf-encyclopedia.com/entry/stokes_manning_lee
- Stokes, (Francis Martin) Sewell (1902-1979) (stories)
- Born in Hampstead; educated at Cranleigh; author and journalist; biographer, playwright, screenwriter, broadcaster and probation officer at Bow Street Magistrates Court; died in London.
- Stolinsky, S. A.; pseudonym of Stefanie Stolinsky (fl. 2010s) (stories)
- See sastolinsky.com/bio
- Stolinsky, Dr. Stefanie (fl. 2010s) (stories)
- See www.expertwitness.com/prof/STOLINSKY/1
- Stoll, Gloria [i.e., Gloria Marie Karn, née Stoll] (1923- ) (art)
- See pulpartists.com/Stoll.html
- Stone, John [born Saul Strumwasser] (1888-1961) (stories)
- See www.imdb.com/name/nm0831958/
- Stone, Marland (OBerry) (1895-1975) (art)
- See pulpartists.com/Stone,Marland.html
- Stone, Paul H. (1902-1986) (art)
- See pulpartists.com/Stone.html
- Stoneham, C(harles Phillip Norgrove) Thurley (1895-1965) (stories)
- See ctstoneham.tripod.com/index.htm
- Stoner, Elmer C(ecil) (1897-1969) (art)
- See pulpartists.com/Stoner.html
- Stoopnagle, Colonel Lemuel Q.; pseudonym of Frederick Chase Taylor (1897-1950) (stories)
- See en.wikipedia.org/wiki/Stoopnagle_and_Budd
- Story, Jack Trevor (1917-1991) (stories)
- See www.sf-encyclopedia.com/entry/story_jack_trevor
- Stotter, Michael (fl. 1980s-2000s) (stories)
- See www.mikestotter.com
- Stout, Rex (Todhunter) (1886-1975) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/stout_rex
- Stowell, William Averill (1882-1950) (stories)
- Born in Appleton, Wisconsin; educated and Princeton & Johns Hopkins Universities and Sorbonne, Paris.
- Stratmann, Linda (fl. 2010s) (stories)
- See www.lindastratmann.com
- Stratton, Ted [i.e., John Theodore Stratton] (1902-1984) (stories)
- School teacher and author. Born in Far Hills, New Jersey.
- Straub, Peter (Francis) (1943- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Peter_Straub
- Strete, Craig (Kee) (1950- ) (stories)
- See www.sf-encyclopedia.com/entry/strete_craig
- Stribling, T(homas) S(igismund) (1881-1965) (stories)
- See en.wikipedia.org/wiki/Thomas_Sigismund_Stribling
- Strickland, (William) Brad(ley) (1947- ) (stories)
- See www.sf-encyclopedia.com/entry/strickland_brad
- Striebel, John H. (1891-1962) (art)
- See pulpartists.com/Striebel.html
- Stringer, Arthur (John Arbuthnott) (1874-1950) (stories)
- See www.sf-encyclopedia.com/entry/stringer_arthur
- Stringer, Jay (Marshall) (1980- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Jay_Stringer
- Stroby, Wallace (1960- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Wallace_Stroby
- Strong, Charles S(tanley) (1906-1962) (stories)
- Born in Brooklyn; educated at Roy Frederick University, Oslo; traveler, explorer, especially of the Arctic and Canada; novelist, lecturer, and editor; lived in N.Y.; died in Hempstead, New York.
- Strong, L(eonard) A(lfred) G(eorge) (1896-1958) (stories)
- Born in Plympton; educated at Brighton College and Oxford; author, editor, journalist, and reviewer; Assistant Master at Oxford.
- Strong, Marianne Wilski (fl. 1990s-2010s) (stories)
- See www.wilskistrong.com
- Strong, Tony (1962- ) (stories) (assoc.)
- Senior copywriter with major UK advertising agency; living in London and Oxfordshire.
- Strother, Bob (fl. 2000s-2010s) (stories)
- See www.bobstrother.net
- Sturdy, John Rhodes (1911-1974) (stories)
- Born in Montreal, Canada; a reporter in Chicago and Montreal; a public relations official for the Canadian Pacific Railway; served in the Royal Canadian Navy; also a Hollywood scriptwriter.
- Sturgeon, Theodore [born Edward Hamilton Waldo] (1918-1985) (stories)
- See www.sf-encyclopedia.com/entry/sturgeon_theodore
- Sturtzel, H(oward) A(llison) (1894-1984) (stories)
- See en.wikipedia.org/wiki/Howard_Allison_Sturtzel
- Styron, Arthur H(erman) (1891-1958) (stories)
- See tellersofweirdtales.blogspot.com/2012/03/arthur-styron-1891-1958.html
- Sublett, Jesse (Edwin, III) (1954- ) (stories)
- Musician and songwriter; born in Austin, living in Los Angeles, CA.
- Suddaby, (William) Donald (1900-1964) (stories)
- See www.sf-encyclopedia.com/entry/suddaby_donald
- Sue, (Marie Joseph) Eugène (1804-1857) (stories)
- See en.wikipedia.org/wiki/Eug%C3%A8ne_Sue
- Sugar, Andrea (Conrad) (stories)
- May have been the person who wrote as Andrew Sugar.
- Sugar, Andrew (1933-2010) (stories)
- Apparently this was his birth name, but he underwent a sex change, and may have become Andrea Sugar.
- Sullivan, (Edward) Alan (1868-1947) (stories)
- See www.sf-encyclopedia.com/entry/sullivan_alan
- Sullivan, Charles J. (1892-?) (stories)
- American writer; not to be confused with the teacher (1854-1921).
- Sullivan, Edward D(ean) (1888-1938) (stories)
- See bearalley.blogspot.co.uk/2015/10/edward-dean-sullivan.html
- Sullivan, Richard (1908-1981) (stories)
- See archives.nd.edu/findaids/ead/xml/sul.xml
- Sullivan, Thomas (William) (1940- ) (stories)
- See www.thomassullivanauthor.com/Bio.html
- Sung Eun Kim (1985- ) (art)
- See www.sungeunkimart.com
- Surdez, Georges (Arthur) (1900-1949) (stories)
- See pulpflakes.blogspot.com/2012/06/georges-surdez-writer-of-french-foreign.html
- Sussex, Lucy (Jane) (1957- ) (stories)
- See www.sf-encyclopedia.com/entry/sussex_lucy
- Sussman, Art(hur T.) (1927-2008) (art)
- Born Brooklyn, New York.
- Suter, J. Paul (1884-?) (stories) (assoc.)
- See pulpflakes.blogspot.com/2013/05/author-profile-j-paul-suter-newspaper.html
- Sutton, George W. (Jr.) (1887-1958) (stories)
- Editor, publisher, publicist, expert on motor boat racing and the Swahili language. Born in South Bethlehem, Pennsylvania; died in New York City.
- Sutton, John (1935- ) (art)
- See www.johnsuttonpainter.co.uk
- Swain, Dwight Vreeland (1915-1992) (stories)
- See bearalley.blogspot.co.uk/2014/06/dwight-v-swain.html
- Swanson, Cynthia (fl. 2010s) (stories) (assoc.)
- See cynthiaswansonauthor.com
- Swanson, Peter (fl. 2010s) (stories)
- See www.peter-swanson.com
- Sweeney, Nick (fl. 1990s-2010s) (stories)
- See www.nicksweeneywriting.com
- Sweeney, W. A. (1895-?) (stories)
- See bearalley.blogspot.co.uk/2014/12/w-sweeney.html
- Sweeny, Liam (fl. 2010s) (stories)
- See www.liamsweeny.com
- Sweetland, Nancy (fl. 1980s-2010s) (stories)
- See www.nancysweetlandwrites.com
- Swierczynski, Duane (Louis) (1972- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Duane_Swierczynski
- Swinnerton, A(rnold) R. (1912-2008) (stories)
- See www.traunerofuneralhome.com/notices/ARNOLDRAR-SWINNERTON
- Swinnerton, Frank (Arthur) (1884-1982) (stories)
- See en.wikipedia.org/wiki/Frank_Arthur_Swinnerton
- Swope, Rebecca (fl. 2010s) (stories)
- See bdors52.wordpress.com
- Sykes, Claud W(alter) (1883-1963) (stories)
- Born in Ipswich, Suffolk, England; died in Sliema, Malta.
- Sykes, Eric (1923-2012) (stories) (assoc.)
- British TV comedian and actor.
- Sykes, W(illiam) Stanley (1894-1961) (stories)
- Born and lived in Morley, near Leeds; educated at Cambridge and St. Barts Hospital.
- Sylvester, Harry (Ambrose) (1908-1993) (stories)
- See en.wikipedia.org/wiki/Harry_Sylvester
- Symon, Michael (1969- ) (stories)
- See en.wikipedia.org/wiki/Michael_Symon
- Symonds, F(rancis) Addington (1893-1971) (stories)
- Born in Southampton; editor and journalist.
- Symons, Julian (Gustave) (1912-1994) (stories) (assoc.)
- See en.wikipedia.org/wiki/Julian_Symons
- Tabori, Paul [changed from Pál Tábori] (1908-1974) (stories)
- See www.sf-encyclopedia.com/entry/tabori_paul
- Tafoya, Dennis (fl. 2000s-2010s) (stories)
- See dennistafoya.blogspot.co.uk
- Taft, William Nelson (1889-1932) (stories)
- Editor of The Retail Ledger of Philadelphia.
- Tahmaseb, Charity (fl. 2000s-2010s) (stories)
- See charitytahmaseb.com
- Taiari, Axel (1984- ) (stories)
- See axeltaiari.com
- Takemaru Abiko (1962- ) (stories)
- See www.animenewsnetwork.com/encyclopedia/people.php?id=153304