- Stopa, Jon (1935-2024) (items) (chron.)
- See fancyclopedia.org/Jon_Stopa
- Storer, Alex (fl. 2010s-2020s) (items) (chron.)
- See www.thelightdream.net
- Storm, Jannick; pseudonym of J. S. Jorgensen (1939-2015) (items) (chron.)
- See www.sf-encyclopedia.com/entry/storm_jannick
- Stormer, MontiLee (1972- ) (items) (chron.)
- See www.montileestormer.com
- Storni, Alfonsina (1892-1938) (items) (chron.)
- See en.wikipedia.org/wiki/Alfonsina_Storni
- Storstein, Erik (c1988- ) (items) (chron.)
- See zilrion.deviantart.com
- Story, Jack Trevor (1917-1991) (items) (chron.)
- See www.sf-encyclopedia.com/entry/story_jack_trevor
- Story, L. A.; [i.e., Lee Ann Story Houry] [née Sikora] (fl. 2000s-2010s); also known as L. A. Story Houry (items) (chron.)
- See storylandjamboree.blogspot.co.uk
- Story, Walter Scott (1879-1955) (items) (chron.)
- See tellersofweirdtales.blogspot.com/2023/05/walter-scott-story-1879-1955-first.html
- Stott, Romie (fl. 2000s-2020s) (items) (chron.)
- See romiesays.tumblr.com
- Stott, Roscoe Gilmore (1880-1957) (items) (chron.)
- See digital.lib.uiowa.edu/cdm/ref/collection/tc/id/15680
- Stout, Dan (fl. 2010s-2020s) (items) (chron.)
- See danstout.com
- Stout, Rex (Todhunter) (1886-1975) (items)
- See www.sf-encyclopedia.com/entry/stout_rex
- Stover, Leon E(ugene) (1929-2006) (items) (chron.)
- See www.sf-encyclopedia.com/entry/stover_leon_e
- Stover, Matthew Woodring (1962- ) (items) (chron.)
- See en.wikipedia.org/wiki/Matthew_Stover
- Stowe, Harriet (Elizabeth) Beecher (1811-1896) (items) (chron.)
- See en.wikipedia.org/wiki/Harriet_Beecher_Stowe
- Straat, Patricia Ann (1936-2020) (items)
- See en.wikipedia.org/wiki/Patricia_Ann_Straat
- Strachan, Richard W. (fl. 2000s-2020s) (items) (chron.)
- See richardwstrachan.com
- Stradanus, Johannes (1523-1605) (items) (chron.)
- See en.wikipedia.org/wiki/Stradanus
- Straley, Rosalind; pseudonym of Rosalind M. Greenberg (1951- ) (items) (chron.)
- See sf-encyclopedia.com/entry/greenberg_rosalind_m
- Strantzas, Simon (1972- ) (items) (chron.)
- See en.wikipedia.org/wiki/Simon_Strantzas
- Stratford, Mar Catherine (fl. 2010s-2020s) (items) (chron.)
- See www.maricatmaricat.com
- Stratton, George Frederic (1852-?) (items) (chron.)
- Editor and writer. Born in England; went to Canada; settled in Salt Lake City, Utah.
- Stratton, Ted; [i.e., John Theodore Stratton] (1902-1984) (items) (chron.)
- School teacher and author. Born in Far Hills, New Jersey.
- Straub, Morton, D.D.S.; pseudonym (fl. 1930s) (items) (chron.)
- used by a Yale Record writer/staffer for Real Spicy Horror Tales.
- Straub, Peter (Francis) (1943-2022) (items) (chron.)
- See en.wikipedia.org/wiki/Peter_Straub
- Strauss, Erwin S(heehan) (1943- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/strauss_erwin_s
- Strautmann, Jacob (fl. 2020s) (items) (chron.)
- See www.jacobstrautmann.com
- Streese, Folko (fl. 2010s) (items) (chron.)
- See www.folko-streese.daportfolio.com
- Streeter, Betsy (fl. 2010s) (items) (chron.)
- See betsystreeter.com
- Stref; pseudonym of Stephen White (fl. 2000s-2020s) (items) (chron.)
- See albabooks.co.uk/writer/stref-stephen-white-and-fin-cramb
- Strelkov, (Beulah) Mae Surtees (1917-2000) (items) (chron.)
- See fancyclopedia.org/Mae_Strelkov
- Strete, Craig (Kee) (1950- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/strete_craig
- Stribling, T(homas) S(igismund) (1881-1965) (items) (chron.)
- See en.wikipedia.org/wiki/Thomas_Sigismund_Stribling
- Strickland, AdriAnne (fl. 2010s) (items)
- See www.adriannestrickland.com
- Strickland, (William) Brad(ley) (1947- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/strickland_brad
- Strickland, J. Lee (fl. 2010s) (items) (chron.)
- See jleestrickland.wordpress.com
- Strieber, (Louis) Whitley (1945- ) (items) (chron.)
- See en.wikipedia.org/wiki/Whitley_Strieber
- Stringer, Arthur (John Arbuthnott) (1874-1950) (items) (chron.)
- See en.wikipedia.org/wiki/Arthur_Stringer_(writer)
- Stringfield, Leonard H. (1920-1994) (items)
- See en.wikipedia.org/wiki/Leonard_H._Stringfield
- Strock, Ian Randal (fl. 1980s-2020s) (items) (chron.)
- See ianrandalstrock.com
- Stroh, Harley (fl. 2000s-2010s) (items) (chron.)
- See en.wikipedia.org/wiki/Harley_Stroh
- Strologo, Doriano (1964- ) (items) (chron.)
- See www.balibart.com/en/artist/doriano-strologo
- Strom, Liv (fl. 2020s) (items) (chron.)
- See www.livstromwrites.com
- Strømsholt, Thomas (fl. 2010s-2020s) (items) (chron.)
- See thstromsholt.wordpress.com
- Strong, Charles S(tanley) (1906-1962) (items) (chron.)
- 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, Samantha L. (fl. 2010s-2020s); previously known as S. L. Saboviec (items) (chron.)
- See samanthalstrong.com
- Strong, Tovah (fl. 2020s) (items) (chron.)
- See anthology.iaia.edu/personnel/tovah-strong
- Stross, Charles (David George) (1964- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/stross_charles
- Strother, Bob (fl. 2000s-2010s) (items) (chron.)
- See www.bobstrother.net
- Stroud, Allen (fl. 2010s-2020s) (items) (chron.)
- See www.allenstroud.com
- Stroup, F(annie) Georgia (1882-1952) (items) (chron.)
- See tellersofweirdtales.blogspot.com/2023/06/f-georgia-stroup-1882-1952-first-woman.html
- Strugatsky, Arkady (Natanovich) (1925-1991) (items) (chron.)
- See en.wikipedia.org/wiki/Arkady_and_Boris_Strugatsky
- Strugatsky, Boris (Natanovich) (1933-2012) (items) (chron.)
- See en.wikipedia.org/wiki/Arkady_and_Boris_Strugatsky
- Strughold, Hubertus (1898-1986) (items)
- See en.wikipedia.org/wiki/Hubertus_Strughold
- Struik, Dirk J(an) (1894-2000) (items)
- See en.wikipedia.org/wiki/Dirk_Jan_Struik
- Struzan, Drew (1947- ) (items) (chron.)
- See en.wikipedia.org/wiki/Drew_Struzan
- Stuart, Julian (fl. 2020s) (items) (chron.)
- See paintbyletters.com
- Stuart, P. L. (fl. 2020s) (items)
- See www.plstuart.com
- Stueart, Jerome (fl. 2000s-2010s) (items) (chron.)
- See jeromestueart.com
- Stufflebeam, Bonnie Jo (fl. 2010s-2020s) (items) (chron.)
- See www.bonniejostufflebeam.com
- Stuller, Jennifer K. (1975- ) (items) (chron.)
- See en.wikipedia.org/wiki/Jennifer_K._Stuller
- Sturgeon, Jeff (fl. 2000s-2010s) (items) (chron.)
- See www.jeffsturgeon.com
- Sturgeon, Theodore; [born Edward Hamilton Waldo] (1918-1985) (items) (chron.)
- See www.sf-encyclopedia.com/entry/sturgeon_theodore
- Sturm, F(rank) P(earce) (1879-1942) (items)
- See pennyspoetry.fandom.com/wiki/Frank_Pearce_Sturm
- Sturner, Jason (fl. 1990s-2010s) (items) (chron.)
- See jasonsturner.blogspot.co.uk
- Sturtzel, H(oward) A(llison) (1894-1984) (items) (chron.)
- See en.wikipedia.org/wiki/Howard_Allison_Sturtzel