- Saadawi, Ahmed (1973- ) (items)
- See en.wikipedia.org/wiki/Ahmed_Saadawi
- Saberhagen, Fred(erick Thomas) (1930-2007) (items) (chron.)
- See www.sf-encyclopedia.com/entry/saberhagen_fred
- Saberhagen, Joan (Spicci) (1943- ) (items) (chron.)
- See www.joanspicci.com
- Sabin, Edwin L(egrand) (1870-1952) (items) (chron.)
- See www.sf-encyclopedia.com/entry/sabin_edwin_l
- Sable, Levi (fl. 2010s) (items) (chron.)
- See levisable.com
- Saboe, Linda (fl. 2010s) (items) (chron.)
- See www.lindasaboe.com
- Saboviec, S. L.; former name of Samantha L. Strong (fl. 2010s-2020s) (items) (chron.)
- See samanthalstrong.com
- Sabran, Jean(-Marie-Edmond) (1908-1994); used pseudonym Paul Berna (items)
- See www.sf-encyclopedia.com/entry/berna_paul
- Sachdeva, Anjali (fl. 2010s-2020s) (items) (chron.)
- See www.anjalisachdeva.com
- Sack, Etanna (fl. 2010s); used pseudonym Radio Free Clear Light (items) (chron.)
- See radiofreeclearlight.com
- Sackett, Leah Holbrook (fl. 2020s) (items) (chron.)
- See leaholbrooksackett.com
- Sackville-West, V(ictoria Mary) (1892-1962) (items)
- See en.wikipedia.org/wiki/Vita_Sackville-West
- Sadler, Barry (1940-1989) (items)
- See www.sf-encyclopedia.com/entry/sadler_barry
- Sadler, Thomas D(avid) (1946-2023) (items) (chron.)
- See www.andersonfuneralservices.com/obituaries/Thomas-David-Sadler?obId=27198370
- Sadoul, Jacques (1934-2013) (items)
- See www.sf-encyclopedia.com/entry/sadoul_jacques
- Safran, Bernard (1924-1995) (items) (chron.)
- See www.safran-arts.com/
- SaFranko, Mark (Peter) (1950- ) (items) (chron.)
- Actor turned playwright, short story writer and novelist.
- Saftleven, Cornelis (c1607-1681) (items) (chron.)
- See en.wikipedia.org/wiki/Cornelis_Saftleven
- Saga, Peter (fl. 2010s) (items) (chron.)
- See www.artstation.com/artist/petersaga_1
- Sagan, Carl (Edward) (1934-1996) (items) (chron.)
- See en.wikipedia.org/wiki/Carl_Sagan
- Sagan, Miriam (1954- ) (items) (chron.)
- See en.wikipedia.org/wiki/Miriam_Sagan
- Sagan, Nick (1970- ) (items) (chron.)
- See en.wikipedia.org/wiki/Nick_Sagan
- Sagan, Sasha (1982- ) (items)
- See en.wikipedia.org/wiki/Sasha_Sagan
- Sagaskie, Lenore (fl. 2020s) (items) (chron.)
- See filmfreeway.com/LenoreSagaskie
- Sage, Victor (1942- ) (items) (chron.)
- See www.uea.ac.uk/literature/people/profile/v-sage
- Sahin, Ozgur K. (fl. 2010s) (items) (chron.)
- See www.ozgurksahin.com
- Saiber, Arielle (1970- ) (items)
- See www.bowdoin.edu/profiles/faculty/asaiber/
- Said, S. F. (1967- ) (items)
- See en.wikipedia.org/wiki/S._F._Said
- SainaSix (fl. 2010s) (items) (chron.)
- See saina6.deviantart.com
- Saint, Tarun K. (fl. 2010s-2020s) (items) (chron.)
- See www.hachetteindia.com/Author_Details.aspx?AuthorId=17115
- St. Boniface, Edward; pseudonym of Ed Griffiths (fl. 1990s-2020s) (items) (chron.)
- See madswirl.com/author/estboniface
- Saintcrow, Lilith (1976- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/saintcrow_lilith
- St. George, Carlie (fl. 2010s-2020s) (items) (chron.)
- See mygeekblasphemy.com
- St. Joans, KiTT (fl. 2020s) (items) (chron.)
- See www.kittstjoans.com
- St. John, J(ames) Allen (1872-1957) (items) (chron.)
- See pulpartists.com/StJohn.html
- St. John-Loe, Gladys (Evelyn) (1892-1977) (items) (chron.); Note: It appears that she and her husband added St. John to their name after marriage; her husband was born Charles Edmund Loe, and death of each registered as St. John-Loe.
- Born in Paddington, London.
- Sakers, Don (1958-2021) (items) (chron.)
- See www.sf-encyclopedia.com/entry/sakers_don
- Saki; pseudonym of H. H. Munro (1870-1916) (items) (chron.)
- See en.wikipedia.org/wiki/Saki
- Saknussemm, Kristopher (1961- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/saknussemm_kris
- Sakr, Omar (fl. 2010s) (items) (chron.)
- See omarsakr.wordpress.com
- Sakurai, Yoshiki (1977- ) (items)
- See en.wikipedia.org/wiki/Yoshiki_Sakurai
- Salaam, Kiini Ibura (1973- ) (items) (chron.)
- See en.wikipedia.org/wiki/Kiini_Ibura_Salaam
- Salamone, Vincent (fl. 2010s-2020s) (items) (chron.)
- See whimstowords.wordpress.com
- Sale, Richard (Bernard) (1911-1993) (items) (chron.)
- Mystery novelist and short story writer. Born in New York City; lived in California.
- Saleem, Mazin (fl. 2010s) (items) (chron.)
- See www.maybethatsthepoint.tumblr.com
- Sales, Ian (1966?- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/sales_ian
- Salis, George (fl. 2010s-2020s) (items) (chron.)
- See georgesalis.com
- Salisbury, Allan (1949- ); used pseudonym Sols (items)
- See en.wikipedia.org/wiki/Sols
- Sallis, James (Chappell) (1944- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/sallis_james
- Salmon, Adrian (fl. 2000s-2010s) (items) (chron.)
- See en.wikipedia.org/wiki/Adrian_Salmon
- Salmon, Mitchell (fl. 2010s) (items) (chron.)
- See virtue-comics.com/blog/author/mitchell
- Salomon, Andrew (fl. 2000s-2010s) (items) (chron.)
- See andrewsalomon.com
- Salomon, Peter Adam (fl. 2010s) (items)
- See www.goodreads.com/author/show/5755322.Peter_Adam_Salomon
- Salonen, Kirsi (fl. 2010s) (items) (chron.)
- See www.kirsisalonen.com
- Saloniti, Athina (fl. 2010s) (items) (chron.)
- See www.chryssalis.deviantart.com
- Salsitz, Rhondi A(nn) Vilott (1949- ); previously known as Rhondi Vilott (items)
- See en.wikipedia.org/wiki/Rhondi_A._Vilott_Salsitz
- Saltus, Marie (Florence) (1883-1960) (items) (chron.)
- See tellersofweirdtales.blogspot.co.uk/2016/01/mrs-edgar-saltus-1883-1960.html
- Salvatore, R(obert) A(nthony) (1959- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/salvatore_r_a
- Salwowski, Mark (1953- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/salwowski_mark
- Salyards, Jeff (1972- ) (items) (chron.)
- See www.goodreads.com/author/show/5404616.Jeff_Salyards
- Samachson, Joseph (1906-1980); used pseudonym Brett Sterling (items) (chron.)
- See www.sf-encyclopedia.com/entry/samachson_joseph
- Samalman, Alexander (1904-1956) (items) (chron.)
- See www.sf-encyclopedia.com/entry/samalman_alexander
- Samant, Nidheesh (fl. 2010s-2020s) (items) (chron.)
- See thedarknetizen.wordpress.com
- Samatar, Sofia (1971- ) (items) (chron.)
- See www.sofiasamatar.com
- Sambrot, William (Anthony) (1920-2007) (items) (chron.)
- See desturmobed.blogspot.com/2019/06/william-sambrot.html
- Sammy, Loraine (fl. 2010s) (items) (chron.)
- See www.lorainesammy.com
- Sammy, Vincent (fl. 2000s-2020s) (items) (chron.)
- See karbonk.deviantart.com