- Tracy, Harry [born Harry Severns] (1875-1902) (stories) (assoc.)
- See en.wikipedia.org/wiki/Harry_Tracy
- Tracy, Kristen (fl. 2010s) (stories)
- See kristentracy.com
- Tracy, Louis [born Patrick Louis Tracy] (1863-1928) (stories)
- See alangullette.com/lit/shiel/essays/shiel_tracy.htm
- Trafton, Adeline ({c}1842-1920?) (stories)
- See en.wikipedia.org/wiki/Adeline_Trafton
- Trahan, Roberta (fl. 2010s) (stories)
- See www.robertatrahan.com
- Traill, H(enry) D(uff) (1842-1900) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/traill_h_d
- Traill, William Henry (1842-1902) (stories)
- See en.wikipedia.org/wiki/William_Henry_Traill
- Train, Arthur (Cheney) (1875-1945) (stories) (assoc.)
- See en.wikipedia.org/wiki/Arthur_Cheney_Train
- Train, Elizabeth Phipps (1856-1920s) (stories)
- Born in Dorchester, Massachusetts.
- Tramdack, Nick (1985- ) (stories)
- See spectechnique.com/bio
- Tranchell, T. J. (fl. 2010s) (stories)
- See www.warning-signs.net
- Tranum, John (1902-1935) (stories)
- Died on March 7, 1935, in Copenhagen whilst trying to beat his own worlds record for delayed opening descent, dropping 25,000 feet before using his parachute. His main oxygen apparently failed.
- Trask, (Henry) Keith (1879-1944) (stories)
- Born in New York City, educated at Columbia University; mechanical engineer, magazine writer; living in California in 1930s.
- Traver, C(harles) Warde (1870-1945) (art)
- See pulpartists.com/Traver.html
- Travers, P. L.; pseudonym of Helen Lyndon Goff (1899-1996) (stories) (assoc.)
- See en.wikipedia.org/wiki/P._L._Travers
- Travers, Pierre-Etienne ({c}1986- ) (stories) (art) (assoc.)
- See pethings.blogspot.co.uk
- Travis, Falcon (1912-2008) (stories)
- Born in Salford, Lancashire, England; died in Thornton, Lancashire.; prolific author for boys magazines and comics.
- Travis, Julie (fl. 1990s-2010s) (stories)
- See julietravis.wordpress.com
- Traviss, Karen (fl. 2000s-2010s) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/traviss_karen
- Travolta, John (1954- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_Travolta
- Treadway, R(ebecca) L. (fl. 2010s) (art)
- See atrtinkcovers.com
- Treadwell, Amy (B.) (fl. 2000s-2010s) (stories)
- See www.beneath-ceaseless-skies.com/authors/a-b-treadwell/
- Trease, (Robert) Geoffrey (1909-1998) (stories)
- See en.wikipedia.org/wiki/Geoffrey_Trease
- Treat, Jessica (fl. 1990s) (stories)
- See www.goodreads.com/author/show/545173.Jessica_Treat
- Treat, Lawrence (1903-1998) (stories) (assoc.)
- Mystery writer, born Lawrence Arthur Goldstone; name change in 1940. Born in New York City; lived in Massachusetts.
- Trebs, Geoff (fl. 2000s-2010s) (art)
- See dinmoney.deviantart.com
- Treby, Ivor C. F. (1933-2012) (stories)
- See www.bodley.ox.ac.uk/dept/scwmss/wmss/online/modern/treby/treby.html
- Tredowski, Adam (fl. 2000s-2010s) (art)
- See tredowskiart.blogspot.co.uk
- Tree, Helen Maud [née Holt] (1863-1967) (stories) (assoc.)
- See en.wikipedia.org/wiki/Helen_Maud_Holt
- Tree, [Sir] Herbert Beerbohm [born Herbert Draper Beerbohm] (1852-1917) (stories) (assoc.)
- See en.wikipedia.org/wiki/Herbert_Beerbohm_Tree
- Tree, Iris (1897-1968) (stories)
- See en.wikipedia.org/wiki/Iris_Tree
- Tree, Viola (1884-1938) (stories) (assoc.)
- See en.wikipedia.org/wiki/Viola_Tree
- Tregillis, Ian (1973- ) (stories)
- See www.sf-encyclopedia.com/entry/tregillis_ian
- Treiber, Margret (fl. 2010s) (stories)
- See en.wikipedia.org/wiki/Margret_A._Treiber
- Treibich, S(teven) J(ohn) (1936-1972) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/treibich_s_j
- Treloar, William (Purdie, 1st Baronet) (1843-1923) (stories)
- See en.wikipedia.org/wiki/Sir_William_Treloar,_1st_Baronet
- Tremaine, F(rederick) Orlin (1899-1956) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/tremaine_f_orlin
- Tremayne, Sydney; pseudonym of Sybil Irene Eleanor Taylor Cookson (1890-1963) (stories)
- See www.etsy.com/listing/557431264/tatlings-epigrams-by-sydney-tremayne
- Tremayne, Sydney D. (1912-1986) (stories)
- See www.scottishpoetrylibrary.org.uk/poetry/poets/sydney-tremayne
- Tremblay, Bill (1940- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/William_Tremblay
- Tremblay, Paul G(aetan) (1971- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Paul_G._Tremblay
- Trench, (Frederic) Herbert (1865-1923) (stories) (assoc.)
- See en.wikipedia.org/wiki/Herbert_Trench
- Trenery, (Gladys) Gordon (1885-1938) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/05/gg-pendarves-1885-1938.html
- Trent, Brian (fl. 2000s-2010s) (stories)
- See www.briantrent.com
- Trent, W(illiam) P(eterfield) (1862-1939) (stories)
- See en.wikipedia.org/wiki/William_Peterfield_Trent
- Tresilian, (Cecil) Stuart (1891-1974) (art)
- See bearalley.blogspot.co.uk/2014/02/stuart-tresilian.html
- Trevelyan, George Macaulay (1876-1962) (stories) (assoc.)
- See en.wikipedia.org/wiki/G._M._Trevelyan
- Trevelyan, [Sir] George Otto, 2nd Baronet (1838-1928) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sir_George_Trevelyan,_2nd_Baronet
- Trevelyan, Hilda (1877-1959) (stories)
- See en.wikipedia.org/wiki/Hilda_Trevelyan
- Trevelyan, John (1903-1986) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_Trevelyan_(censor)
- Trevelyan, R(obert) C(alverl(e)y) (1872-1951) (stories)
- See en.wikipedia.org/wiki/R._C._Trevelyan
- Trevelyan, Raleigh (1923-2014) (stories)
- See en.wikipedia.org/wiki/Raleigh_Trevelyan
- Treves, [Sir] Frederick (1853-1923) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sir_Frederick_Treves,_1st_Baronet
- Trevor, Elleston (1920-1995) (stories) (assoc.)
- See en.wikipedia.org/wiki/Elleston_Trevor
- Trevor, William [born William Trevor Cox] (1928-2016) (stories) (assoc.)
- See en.wikipedia.org/wiki/William_Trevor
- Trevor-Battye, Aubyn (1855-1922) (stories)
- See en.wikipedia.org/wiki/Aubyn_Trevor-Battye
- Trewin, J(ohn) C(ourtenay) (1908-1990) (stories)
- Born in Cornwall; educated at Plymouth College; journalist, drama critic and playwright.
- Treynor, Albert M(cKune) (1884-1984) (stories) (assoc.)
- Husband of Selina Abraham Treynor.
- Treynor, Selina Abraham (1888-1967) (stories)
- Also known as Elizabeth/Betty Blair Treynor. Wife of Albert M(cKune) Treynor.
- Triana, Kristopher (1977- ) (stories)
- See kristophertriana.com
- Triem, Paul Ellsworth (1882-1976) (stories)
- Writer; under the pseudonym Paul Ellsworth wrote novels about mental power and mind-control; married to well-known poet Eve Triem. Born in Manchester, Iowa; died in Seattle, Washington.
- Triffitt, Iain (fl. 2000s) (stories)
- See www.austlit.edu.au/austlit/page/A34032
- Triggs, James (Martin) (1924- ) (art)
- Born in Indianapolis, Indiana; lives in Larchmont, New Jersey.
- Trimble, John (Griffin) (fl. 1940s-2010s) (stories)
- Husband of Bjo Trimble.
- Trimble, Louis (Preston) (1917-1988) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/trimble_louis
- Tringali, Jake (fl. 2010s) (stories)
- See bostonpoetry.wordpress.com/jake-tringali/
- Tringham, Neal (1966- ) (stories)
- See www.sf-encyclopedia.com/entry/tringham_neal
- Troke, Molly Wood Philips (1909-1994) (stories)
- Born in Brentford, Middlesex, England; died in London.
- Trollope, Anthony (1815-1882) (stories) (assoc.)
- See en.wikipedia.org/wiki/Anthony_Trollope
- Trollope, Frances Eleanor [née Ternan] (1835-1913) (stories)
- See en.wikipedia.org/wiki/Frances_Eleanor_Trollope
- Trollope, Joanna [i.e., Joanna Trollope Potter] (1943- ) (stories)
- See en.wikipedia.org/wiki/Joanna_Trollope
- Trombi, Liza Groen (fl. 2010s) (stories) (assoc.)
- See lizat.blogspot.co.uk
- Trombley, William (1929-2009) (stories)
- See www.latimes.com/local/obituaries/la-me-william-trombley11-2009sep11-story.html
- Tromp, Maarten (Harpertszoon) (1598-1653) (stories) (assoc.)
- See en.wikipedia.org/wiki/Maarten_Tromp
- Trosper, Guy (1911-1963) (stories) (assoc.)
- See en.wikipedia.org/wiki/Guy_Trosper
- Trostle, J. P. (fl. 1980s-2010s) (stories)
- See en.wikipedia.org/wiki/J._P._Trostle
- Trota, Michi (fl. 2010s) (stories)
- See www.geekmelange.com
- Trotsky, Leon [born Lev Davidovich Bronshtein] (1879-1940) (stories) (assoc.)
- See en.wikipedia.org/wiki/Leon_Trotsky
- Trotta, Ali (fl. 2010s) (stories)
- See alwayscoffee.wordpress.com
- Trotter, Bernard Freeman (1890-1917) (stories)
- See archives.mcmaster.ca/index.php/bernard-freeman-trotter-fonds
- Trotter, (Carter) Page (Johnson, Jr.) (1899-1987) (art)
- See pulpartists.com/Trotter.html
- Troubetzkoy, Paolo (Petrovich) (1866-1938) (stories) (assoc.)
- See en.wikipedia.org/wiki/Paolo_Troubetzkoy
- Troubetzkoy, [Princess] Rhoda (Muriel Maire, née Boddam) (1899-1948) (stories)
- See furrowedmiddlebrow.blogspot.com/2018/01/a-tale-of-two-princesses.html
- Troubridge, [Sir] Thomas (, 1st Baronet) ({c}1758-1807) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sir_Thomas_Troubridge,_1st_Baronet
- Troubridge, Una Vincenzo [born Margot Elena Gertrude Taylor] (1887-1963) (stories)
- See en.wikipedia.org/wiki/Una_Vincenzo,_Lady_Troubridge
- Troughton, J(ames) R(oss) (fl. 2010s) (stories)
- See jrtroughton.com
- Troughton, R. K. (fl. 2010s) (stories)
- See www.goodreads.com/author/show/6960677.R_K_Troughton
- Trout, Kilgore; pseudonym of Philip José Farmer (1918-2009) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/trout_kilgore
- Trowbridge, J(ohn) T(ownsend) (1827-1916) (stories) (assoc.)
- Born in Ogden, N.Y.
- Trowbridge, Vaughan (1869-1945) (stories) (art) (assoc.)
- See www.annexgalleries.com/artists/biography/3568/Trowbridge/Vaughan
- Trowbridge, William R(utherford) H(ayes) (1866-1938) (stories)
- Born in Barbados; died in London.
- Truax, Thomas (fl. 1990s-2000s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Thomas_Truax
- Truby, Jeffrey (E.) (1906-1962) (stories)
- Died in Surrey Mid Eastern. Probable birth name: James Edward Truby.
- Trueblood, Valerie (fl. 2010s) (stories)
- See en.wikipedia.org/wiki/Valerie_Trueblood
- Truesdale, David A. (1950- ) (stories)
- See en.wikipedia.org/wiki/Dave_Truesdale
- Trufanov, Alexander ({c}1986- ) (art)
- See trufanov.deviantart.com
- Truman, Harry S. (1884-1972) (stories) (assoc.)
- See en.wikipedia.org/wiki/Harry_S._Truman