- Crowley, John (William) (1942- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/crowley_john
- Crowninshield, Frank [i.e., Francis Welch Crowninshield] (1872-1947) (stories)
- See en.wikipedia.org/wiki/Frank_Crowninshield
- Crowninshield, Frederic (1845-1918) (stories)
- See en.wikipedia.org/wiki/Frederic_Crowninshield
- Crowninshield, Mrs. Schuyler [i.e., Mary Bradford Crowninshield] (1854-1913) (stories)
- Born in Maine.
- Crowther, J(ames) G(erald) (1899-1983) (stories) (assoc.)
- See grahamstevenson.me.uk/index.php?option=com_content&view=article&id=135:james-gerald-crowther&catid=3:c&Itemid=99
- Croy, Homer (1883-1965) (stories)
- See en.wikipedia.org/wiki/Homer_Croy
- Cruger, Julie G(rinnell Storrow) (1854-1920) (stories)
- Born in Paris.
- Cruickshank, Harold (F.) (1893-1965) (stories) (art) (assoc.)
- See www.ageofaces.net/authors-artists/harold-f-cruickshank/
- Cruikshank, George (1792-1878) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/George_Cruikshank
- Crump, J(ames) Irving (1887-1979) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/crump_irving
- Crump, Paul (Orville) (1930-2002) (stories)
- Born in Chicago; given a life sentence in Illinois for murder.
- Crusie, Jennifer; pseudonym of Jennifer Smith (1949- ) (stories)
- See en.wikipedia.org/wiki/Jennifer_Crusie
- Crutchley, (Ernest) Tristram (1878-1940) (stories)
- See en.wikipedia.org/wiki/Ernest_Crutchley
- Cruttwell, Patrick (1911-1990) (stories) (assoc.)
- See en.wikipedia.org/wiki/Patrick_Cruttwell
- Cruz, Raúl (fl. 2000s-2010s) (art)
- See www.racrufi.com/autor/semblanza.html
- Crystalwizard (fl. 2010s) (stories)
- See www.bewilderingstories.com/bios/crystalwizard_bio.html
- Csernica, Lillian (fl. 1990s-2010s) (stories)
- See lillian888.wordpress.com
- Csicsery-Ronay, Istvan, Jr. (1950- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/csicsery-ronay_istvan
- Csontos, Michael (fl. 2010s) (stories) (art)
- See www.michaelcsontos.com
- Ctein (fl. 1970s-2010s) (stories) (art)
- See ctein.com
- Cuba, Gary (fl. 2000s-2010s) (stories)
- See www.thefoggiestnotion.com
- Cuccaro, December (fl. 2010s) (stories)
- See literarymercenary.wordpress.com
- Cucuel, Edward (1875-1954) (art)
- See en.wikipedia.org/wiki/Edward_Cucuel
- Cudmore, Libby (fl. 2000s-2010s) (stories) (assoc.)
- See libbycudmore.com
- Cuervo, Sara (fl. 2010s) (art)
- See saracuervo.artstation.com
- Cuff, Estelle M. Getman (1886-1975) (stories)
- See www.findagrave.com/memorial/133613312/estelle-m-cuff
- Cuffe, [Lady] Sybil (Marjorie) (1879-1943) (stories)
- See en.wikipedia.org/wiki/Hamilton_Cuffe,_5th_Earl_of_Desart
- Cuinn, Carrie (fl. 2010s) (stories) (assoc.)
- See carriecuinn.com
- Culbertson, Ely (1891-1955) (stories) (assoc.)
- See en.wikipedia.org/wiki/Ely_Culbertson
- Culbertson, Josephine M. (née Murphy) (1898-1956) (stories)
- See en.wikipedia.org/wiki/Josephine_Culbertson
- Culbreath, Myrna (Lou) (1938- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/culbreath_myrna
- Cullen, Clarence L(ouis) (?-1922) (stories)
- Short story writer. Died in West Deal, New Jersey.
- Cullen, John (fl. 2010s) (stories)
- See www.pshares.org/authors/john-cullen
- Cullen, Seamus; pseudonym (1927-2006) (stories) (assoc.)
- See desturmobed.blogspot.co.uk/2016/02/seamus-cullen.html
- Cullom, Shelby M(oore) (1829-1914) (stories)
- See en.wikipedia.org/wiki/Shelby_Moore_Cullom
- Cullum, Ridgwell; pseudonym of Sidney Groves Burghard (1867-1943) (stories)
- See www.sf-encyclopedia.com/entry/cullum_ridgwell
- Culpeper, Nicholas (1616-1664) (stories) (assoc.)
- See en.wikipedia.org/wiki/Nicholas_Culpeper
- Culpitt, Frederic(k Willis) (1877-1944) (stories)
- See en.wikipedia.org/wiki/Fred_Culpitt
- Culver, Willard R. (1898-1986) (stories) (art)
- See www.washingtonpost.com/archive/local/1986/02/13/photographer-wr-culver-87-dies/f0ad4992-7193-4bdc-b24f-666d8495bc6c/?utm_term=.fabbb203b8be
- Culverwell, Annabell Krebs (1902-1998) (stories) (assoc.)
- See en.wikipedia.org/wiki/Columba_Krebs
- Cumberland, (Sydney Walter) Marten (1892-1972) (stories)
- Born Sydney Walter Marten to Walter Ernest Marten and Ada Frances Marten, and some years later his mother married Alfred Cumberland.
- Cuming, E(dward) W(illiam) D(irom) (1862-1941) (stories)
- See prabook.com/web/person-view.html?profileId=745256
- Cumming-Skinner, Dugald Matheson (1902-1956) (stories)
- Born in Findhorn, Morayshire, Scotland; died in Aberdeen, Scotland; prolific fiction author (8½ million words published 1922-1934); also wrote radio plays.
- Cummings, Bill (1906-1939) (stories)
- See en.wikipedia.org/wiki/Bill_Cummings_(racing_driver)
- Cummings, David (fl. 2010s) (stories) (assoc.)
- See www.thenosleeppodcast.com
- cummings, e(dward) e(stlin) (1894-1962) (stories) (assoc.)
- See en.wikipedia.org/wiki/E._E._Cummings
- Cummings, Gabrielle (fl. 1920s-1930s) (stories)
- Wife of Ray Cummings.
- Cummings, M(onette) A. (1914- ) (stories)
- See www.sf-encyclopedia.com/entry/cummings_m_a
- Cummings, (Arthur Stuart) Michael (1919-1997) (stories) (assoc.)
- See en.wikipedia.org/wiki/Michael_Cummings
- Cummings, Ray(mond King) (1887-1957) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/cummings_ray
- Cummings, (Orange) Scott (1846-1928) (stories)
- Born in Ohio; died in Winchester, Oklahoma.
- Cummins, Harle Oren (1877-1937) (stories)
- See www.sf-encyclopedia.com/entry/cummins_harle_oren
- Cummins, Layla (fl. 2010s) (stories)
- See laylacummins.com
- Cummins, T(ula) D. Pendleton (1872-1924) (stories)
- See www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=74975334
- Cuneo, Cyrus (Cincinato) (1879-1916) (stories) (art)
- See www.lookandlearn.com/blog/10075/cyrus-cuneo-artist/
- Cuneo, John (1957- ) (art)
- See en.wikipedia.org/wiki/John_Cuneo_(illustrator)
- Cunliffe, [Sir] F(oster) H(ugh) E(gerton, 6th Baronet) (1875-1916) (stories)
- See en.wikipedia.org/wiki/Foster_Cunliffe
- Cunliffe-Owen, Frederick (1855-1926) (stories)
- See findingaids.princeton.edu/collections/C0487?view=onepage
- Cunliffe-Owen, Fritz (1878-1929) (stories)
- See findingaids.princeton.edu/collections/C0487?view=onepage
- Cunniff, M. J. (fl. 2010s) (stories)
- See mjcunniff.wordpress.com
- Cunningham, A(lbert) B(enjamin) (1886-1962) (stories)
- Born in Linden, West Virginia; grew up in Ohio; earned Ph.D. from NYU; joined staff of Texas Technical College in 1929; died in Lubbock, Texas.
- Cunningham, Cecil (1888-1959) (stories) (assoc.)
- See en.wikipedia.org/wiki/Cecil_Cunningham
- Cunningham, Elaine (1957- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Elaine_Cunningham
- Cunningham, Ellen Painter (1865-1948) (stories)
- See www.chestercohistorical.org/painter-family-papers
- Cunningham, Eugene (1896-1957) (stories)
- See www.tshaonline.org/handbook/online/articles/fcu59
- Cunningham, [Sir] Henry (Stewart) (1832-1920) (stories)
- See en.wikipedia.org/wiki/H._S._Cunningham
- Cunningham, Jock (fl. 1940s) (stories)
- Montana writer.
- Cunningham, John M(arshall) (1915-2002) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_W._Cunningham
- Cunningham, John Meyer (1921-1999) (stories)
- Born October 7th, 1921; originator and US organiser of the British Science Fiction War Relief Society; served in the US Air Force in World War II and in Korea; died February 18th 1999; buried in Arlington National Cemetery.
- Cunningham, Louis Arthur (1900-1954) (stories)
- Born in St. John, New Brunswick; educated at Catholic University of America and Notre Dame; contributor to numerous magazines.
- Cunningham, Michael (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/cunningham_michael
- Cunningham, William (Meredith) (1901-1967) (stories)
- See www.okhistory.org/publications/enc/entry.php?entry=CU004
- Cunninghame Graham, R(obert) B(ontine) (1852-1936) (stories) (assoc.)
- See en.wikipedia.org/wiki/Robert_Bontine_Cunninghame_Graham
- Cuno, Charles H. (1888-1978) (stories)
- See www.meridenhalloffame.org/Inductees/Year.asp?InductionYear=1981
- Cuomo, George (Michael) (1929-2015) (stories)
- See en.wikipedia.org/wiki/George_Michael_Cuomo
- Cupp, Scott A. (fl. 1980s-2010s) (stories)
- See www.scottacupp.com
- Cuppy, Elizabeth Overstreet [Mrs. Hazlitt Alva Cuppy] (1869-1916) (stories)
- See www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=58962787
- Curatolo, (William) ONeill (fl. 2010s) (stories)
- See www.bayberryinstitute.com
- Curchod, Suzanne [Madame Necker] (1737-1794) (stories) (assoc.)
- See en.wikipedia.org/wiki/Suzanne_Curchod
- Curie, Pierre (1859-1906) (stories) (assoc.)
- See en.wikipedia.org/wiki/Pierre_Curie
- Curle, Richard (Henry Parnell) (1883-1968) (stories)
- Born in Scotland; journalist and world traveler; died in West Coker, Yeovil, Somerset, England.
- Curley, Jack [born Jacques Armand Schuel] (1876-1937) (stories)
- See en.wikipedia.org/wiki/Jack_Curley
- Curnock, Nehemiah (fl. 1910s) (stories)
- Editor of The Journal of John Wesley, A.M.
- Curran, Charles C(ourtney) (1861-1942) (art)
- See en.wikipedia.org/wiki/Charles_Courtney_Curran
- Curran, Dale (1898-1971) (stories)
- Born in Poplar, Montana.
- Curran, Henry Hastings (1877-1966) (stories)
- See www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=51425496
- Curran, Tim (fl. 1990s-2010s) (stories)
- See en.wikipedia.org/wiki/Tim_Curran_(author)
- Currey, L(loyd) W(esley) (1942- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/currey_l_w
- Currie, Barton W(ood) (1877-1962) (stories)
- Journalist, reporter then magazine editor. Born in New York City; died in Marion, Pennsylvania.
- Currie, [Sir] Donald (1825-1909) (stories) (assoc.)
- See en.wikipedia.org/wiki/Donald_Currie
- Currie, Frances Isabel [i.e., Frances Isabel Currie Webb] (1857-1895) (stories)
- Born in Springfield, New Jersey; died in New York City.
- Currie, [Lady] Mary Montgomerie [née Lamb] (1843-1905) (stories)
- See en.wikipedia.org/wiki/Violet_Fane
- Curry, John Steuart (1897-1946) (art)
- See en.wikipedia.org/wiki/John_Steuart_Curry
- Curry, Marian Stearns (1896-1973) (stories)
- First name sometimes spelled Marion.
- Curry, Peggy S(imson) (1911-1987) (stories)
- See wiki.wyomingauthors.org/w/page/12627313/Peggy%20Simson%20Curry