- Gyulai, Pál (1826-1909) (stories)
- See www.jstor.org/stable/320046
- H., Pamelina (fl. 2000s) (art)
- See www.pamelina.com
- Haag, Thomas Christopher (fl. 2010s) (art)
- See thomaschristopherhaag.com
- Haag, Wayne (fl. 2010s) (stories) (art) (assoc.)
- See www.ankaris.com
- Haakon VII of Norway, King [born born Christian Frederik Carl Georg Valdemar Axel] (1872-1957) (stories) (assoc.)
- See en.wikipedia.org/wiki/Haakon_VII_of_Norway
- Haas, Ben(jamin Leopold) (1926-1977) (stories)
- See lynn-munroe-books.com/list63/benhaas1.htm
- Haas, John (fl. 2010s) (stories)
- See johnhaas.weebly.com
- Haasdyk, Mary (fl. 2010s) (art)
- See maryhaasdyk.com
- Habberton, John (1842-1921) (stories)
- Born in Brooklyn.
- Habbick, Victor (1960- ) (art)
- See www.victorhabbick.com
- Haber, Ira Joel (fl. 2010s) (art)
- See wwwirajoelcinemagebooks.blogspot.co.uk
- Haber, Karen [i.e., Karen Lee Haber Silverberg] (1955- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/haber_karen
- Habershaw, Auston (fl. 2010s) (stories)
- See aahabershaw.wordpress.com
- Hackett, Francis (1883-1962) (stories) (assoc.)
- See en.wikipedia.org/wiki/Francis_Hackett
- Hackett, Walter (C.) (1876-1944) (stories)
- Born in California.
- Hackforth-Jones, (Frank) Gilbert (1900-1982) (stories)
- Commander in the Royal Navy.
- Hadas, Rachel (1948- ) (stories)
- See www.rachelhadas.com
- Haddad, Sandi (fl. 1990s-2000s) (stories)
- Former nurse living in Florida.
- Haddam, Jane; pseudonym of Orania Papazoglou (1951-2019) (stories)
- See en.wikipedia.org/wiki/Jane_Haddam
- Hadden, James Cuthbert (1861-1914) (stories)
- See en.wikipedia.org/wiki/James_Cuthbert_Hadden
- Haddon, Jacob (fl. 2000s-2010s) (stories)
- See jacobhaddon.com
- Haden-Guest, Anthony (1937- ) (stories)
- See en.wikipedia.org/wiki/Anthony_Haden-Guest
- Hadfield, Chris (1959- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Chris_Hadfield
- Hadfield, Robert L(Estrange) (1888-1958) (stories)
- See www.sf-encyclopedia.com/entry/hadfield_robert_l
- Hadley, Arthur T(wining) (1856-1930) (stories)
- See en.wikipedia.org/wiki/Arthur_Twining_Hadley
- Hadley, Tessa (Jane, née Nichols) (1956- ) (stories)
- See en.wikipedia.org/wiki/Tessa_Hadley
- Hadrava, Tom (fl. 2010s) (stories)
- See devtomh.org
- Haeckel, Ernst (Heinrich Philipp August) (1834-1919) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Ernst_Haeckel
- Haenszel, Arda M. (1910-2002) (stories)
- See www.redlandsdailyfacts.com/general-news/20110328/arda-m-haenszel-one-of-the-regions-great-historians
- Haffner, Stephen (1967- ) (stories)
- See www.haffnerpress.com
- Hafiz of Shiraz [i.e., Khwāja Shams-ud-Dīn Muhammad Hāfez-e Shīrāzī] (1315-1390) (stories) (assoc.)
- See en.wikipedia.org/wiki/Hafez
- Hafner, Katie (1957- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Katie_Hafner
- Hagberg, David (James) (1942- ) (stories)
- See www.sf-encyclopedia.com/entry/hagberg_david
- Hagen, Louis (Edmund) (1916-2000) (stories)
- See www.pegasusarchive.org/arnhem/louis_hagen.htm
- Hagen, Walter (Charles) (1892-1969) (stories) (assoc.)
- See en.wikipedia.org/wiki/Walter_Hagen
- Hagenbeck, Carl (1844-1913) (stories) (assoc.)
- See en.wikipedia.org/wiki/Carl_Hagenbeck
- Hager, Sudie Stuart (1895-1982) (stories)
- See tellersofweirdtales.blogspot.co.uk/2017/04/sudie-stuart-hager-1895-1982.html
- Hagerty, Harry J. [i.e., Henry John Hagerty] (1882-1950) (stories)
- Born in Brooklyn, Michigan; a doctor who practiced in Worcester, Massachusetts, and died there.
- Haggard, [Sir] H(enry) Rider (1856-1925) (stories) (assoc.)
- See en.wikipedia.org/wiki/H._Rider_Haggard
- Haggard, J. Harvey (1913-2001) (stories)
- See www.sf-encyclopedia.com/entry/haggard_j_harvey
- Haggard, Merle (Ronald) (1937-2016) (stories) (assoc.)
- See en.wikipedia.org/wiki/Merle_Haggard
- Haggard, William; pseudonym of Richard Henry Michael Clayton (1907-1993) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/haggard_william
- Hagglund, Irvin (Arvid) (1915-1982) (stories)
- See library.syr.edu/digital/guides/h/hagglund_i.htm
- Hague, Michael (1948- ) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Michael_Hague
- Hahn, Mannel [i.e., Emanual Hahn] (1885-1955) (stories)
- See www.burlingtonhistory.org/how-burlington-liars-club-started
- Hahn, Willard Carl (1910-1980) (stories)
- See www.afana.org/hahnwillard.htm
- Haiblum, Isidore (1935-2012) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/haiblum_isidore
- Haig, Douglas (, 1st Earl Haig) (1861-1928) (stories)
- See en.wikipedia.org/wiki/Douglas_Haig,_1st_Earl_Haig
- Haig, Francesca (fl. 2010s) (stories) (assoc.)
- See www.chester.ac.uk/departments/english/staff/francesca-haig
- Haight, Ian (fl. 2010s) (stories)
- See www.ianhaight.com
- Hail, Steve (1907- ) (stories) (assoc.)
- Born in California; perhaps a pseudonym of L. K. Hail.
- Hailey, Arthur (1920-2004) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/hailey_arthur
- Hailey, Elizabeth Forsythe (1938- ) (stories)
- See en.wikipedia.org/wiki/Elizabeth_Forsythe_Hailey
- Hailey, Hazel Ross (1897-1986) (stories)
- Journalist born in Missouri and died in Arizona.
- Hain, Gladys Adeline (1887-1962) (stories)
- See adb.anu.edu.au/biography/hain-gladys-adeline-6520
- Haines, Carolyn (Elizabeth) (1953- ) (stories) (assoc.)
- Photojournalist; native of Mississippi.
- Haines, Donal Hamilton (1886-1951) (stories)
- See www.sf-encyclopedia.com/entry/haines_donal_hamilton
- Haines, E(dwin) Irvine (1877-1959) (stories)
- See tellersofweirdtales.blogspot.co.uk/2014/04/e-irvine-haines-1877-1959.html
- Haining, Peter (Alexander) (1940-2007) (stories) (assoc.)
- See bearalley.blogspot.co.uk/2007/11/peter-haining-1940-2007.html
- Hains, Peter C(onover) (1840-1921) (stories)
- See en.wikipedia.org/wiki/Peter_Conover_Hains
- Hains, T(hornton) Jenkins (1866-1953) (stories)
- Sailor and novelist. Born in Washington, D.C. Perhaps resident in New York City in the third decade of this century, but more likely died in the teens.
- Hains, W. H. P. (fl. 1830s-1890s) (stories) (assoc.)
- See www.gjenvick.com/SteamshipArticles/SteamshipCaptains/CaptainsOfAtlanticLiners/1897-06/CaptainWHPHains.html
- Hainsselin, M(ontague) T(homas) (1871-1943) (stories)
- Born in Devonport; educated at Oxford; ordained Church of England clergyman; chaplain in the Royal Navy.
- Hairston, Andrea (D.) (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/hairston_andrea
- Haitian, Pan (1975- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Pan_Hai-tian
- Hake, Thomas Gordon (1809-1895) (stories)
- See en.wikipedia.org/wiki/Thomas_Gordon_Hake
- Hakes, Jon (fl. 2010s) (stories)
- See www.jonhakes.com
- Halacy, D(aniel) S(tephen), Jr. (1919-2002) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/halacy_d_s_jr
- Halaris, Spiros (fl. 2010s) (art)
- See www.spiroshalaris.com
- Halbach, Shane (fl. 2010s) (stories)
- See shanehalbach.com
- Halbany, Laurel (fl. 2010s) (stories)
- See www.neverjaunty.com
- Halberstam, Michael J(oseph) (1932-1980) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/halberstam_michael_j
- Halbert, Marianne (fl. 2010s) (stories)
- See halbertfiction.webs.com
- Halbrook, Michael (fl. 1940s-1950s) (stories)
- With the Manchester Guardian.
- Haldane, Charlotte (née Franken) (1894-1969) (stories)
- See www.sf-encyclopedia.com/entry/haldane_charlotte
- Haldane, Elizabeth (Sanderson) (1862-1937) (stories)
- See en.wikipedia.org/wiki/Elizabeth_Haldane
- Haldane, J(ohn) B(urdon) S(anderson) (1892-1964) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/haldane_j_b_s
- Haldane, Richard (Burdon), 1st Viscount Haldane (1856-1928) (stories) (assoc.)
- See en.wikipedia.org/wiki/Richard_Haldane,_1st_Viscount_Haldane
- Haldas, Michael C(hristopher) (1965- ) (stories)
- Living in Maryland.
- Haldeman, (Mary) Gay (née Potter) (1945- ) (stories)
- See fancyclopedia.wikidot.com/gay-haldeman
- Haldeman, Jack C(arroll), II (1941-2002) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/haldeman_jack_c_ii
- Haldeman, Joe W. [i.e., Joseph William Haldeman] (1943- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/haldeman_joe
- Haldeman, Linda (Wilson) (1935-1988) (stories)
- See desturmobed.blogspot.co.uk/2018/02/linda-haldeman.html
- Haldeman-Julius, E(manuel) (1889-1951) (stories) (assoc.)
- See en.wikipedia.org/wiki/E._Haldeman-Julius
- Haldeman-Julius, (Anna) Marcet (1887-1941) (stories) (assoc.)
- See en.wikipedia.org/wiki/Anna_Marcet_Haldeman
- Hale, Barbara (1922-2017) (stories) (assoc.)
- See en.wikipedia.org/wiki/Barbara_Hale
- Hale, Edward Everett (1822-1909) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/hale_edward_everett
- Hale, Hope (1903-2004) (stories)
- See spartacus-educational.com/Hope_Hale_Davis.htm
- Hale, Mrs. Marie Louise, née Gibson (1884-?) (stories)
- Born in New York; married Morgan Goetchius around 1904, then Edmond Van Saanen Algi, and then Gardner Hale in 1916 (divorced 1927); death not traced but apparently after 1960; Rutledge was her fathers middle name.
- Hale, Nancy [born Anna Westcott Hale] (1908-1988) (stories)
- See asteria.fivecolleges.edu/findaids/sophiasmith/mnsss26.html
- Hale, William Bayard (1869-1924) (stories)
- See en.wikipedia.org/wiki/William_Bayard_Hale
- Hales, A(lfred Arthur) G(reenwood) (1860-1936) (stories)
- See www.sf-encyclopedia.com/entry/hales_a_g
- Halevi, Zev ben Shimon [born Warren Kenton] (1933- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Z%27ev_ben_Shimon_Halevi
- Haley, Alex(ander Murray Palmer) (1921-1992) (stories) (assoc.)
- See en.wikipedia.org/wiki/Alex_Haley
- Haley, Guy (1973- ) (stories)
- See www.sf-encyclopedia.com/entry/haley_guy
- Haley, J(ames) Evetts (, Sr.) (1901-1995) (stories)
- See en.wikipedia.org/wiki/J._Evetts_Haley
- Half, Jason (fl. 2010s) (stories)
- See www.jasonhalf.com
- Halicks, J. W. (fl. 2010s) (stories)
- See jwhalicks.wordpress.com
- Halidom, M. Y.; pseudonym of Alexander Huth (1838-1914) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/halidom_m_y