- Robbins, Jhan (1919-1996) (stories)
- See www.nytimes.com/1996/10/06/nyregion/jhan-robbins-76-wrote-biographies.html
- Roberson, Chris [i.e., John Christian Roberson] (1970- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberson_chris
- Roberts, Adam (1965- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_adam
- Roberts, Byron A. (fl. 2010s) (stories)
- See byronbalsagoth.wordpress.com
- Roberts, Chalmers (1870?-1949) (stories)
- See bearalley.blogspot.co.uk/2015/08/caught-in-act-henry-chalmers-roberts.html
- Roberts, Gareth (1968- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_gareth
- Roberts, Jamie Q. (fl. 2010s) (stories)
- See jamieqroberts.com
- Roberts, Jane; pseudonym of Jane Roberts Butts (1929-1984) (stories)
- See www.sf-encyclopedia.com/entry/roberts_jane
- Roberts, John Maddox (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_john_maddox
- Roberts, Katherine (1962- ) (stories)
- See en.wikipedia.org/wiki/Katherine_Roberts
- Roberts, Keith (John Kingston) (1935-2000) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_keith
- Roberts, Morley (Charles) (1857-1942) (stories) (assoc.)
- Born in London; educated at Owens College; went to Australia in 1876, working on cattle stations and sheep farms, then to California and South Africa, working at ports, sawmills; wrote more than 60 volumes of fiction.
- Roberts, Neil (fl. 2000s-2010s) (stories) (art) (assoc.)
- See www.skinnyelbows.com
- Roberts, Peter (1952- ) (stories)
- See god-and-country.info
- Roberts, Philip (M.) (fl. 2000s-2010s) (stories)
- See www.philipmroberts.com
- Roberts, R(ichard) Ellis (1879-1953) (stories)
- Born in London; educated at Oxford; author, journalist and literary editor.
- Roberts, Scott M. (fl. 2000s-2010s) (stories)
- See www.lordofallfools.com
- Roberts, Terence; pseudonym of Ivan T. Sanderson (1911-1973) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_terence
- Roberts, Tony (1950- ) (stories) (art) (assoc.)
- See www.tonyrobertsart.co.uk
- Roberts, W(alter) Adolphe (1886-1962) (stories)
- Born in Kingston, Jamaica; newspaper and magazine editor; lived on Staten Island; died in London on a visit to England.
- Roberts, Willo (Louise) Davis (1928-2004) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/roberts_willo_davis
- Robertson, Al (fl. 2000s-2010s) (stories) (assoc.)
- See www.allumination.co.uk
- Robertson, Charles (1941- ) (stories)
- Born in Glasgow; living in Connecticut since age 12; has B.A. from University of Connecticut and M.A. from Fairfield University.
- Robertson, Colin (1906-1980) (stories)
- Note: Born Colin Robertson Cooper in Sculcoates, Yorkshire, but the family name was changed to Robertson before the 1911 census.
- Robertson, Craig (fl. 1960s-2010s) (stories) (art)
- See theprisonerofnanowrimo.blogspot.co.uk
- Robertson, Izzy (fl. 2010s) (stories) (assoc.)
- See www.izzyrobertsonauthor.co.uk
- Robertson, Morgan (Andrew) (1861-1915) (stories) (assoc.)
- See en.wikipedia.org/wiki/Morgan_Robertson
- Robeson, Kenneth; house pseudonym (fl. 1930s-2010s) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robeson_kenneth
- Robichaud, Daniel R., II (fl. 2000s-2010s) (stories)
- See www.smashwords.com/profile/view/DRRobichaud
- Robinett, Stephen (Allen) (1941-2004) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinett_stephen
- Robins, Eden (fl. 2000s-2010s) (stories) (assoc.)
- See www.edenrobins.info/books.php
- Robins, Madeleine E. (1953- ) (stories)
- See www.sf-encyclopedia.com/entry/robins_madeleine_e
- Robinson, Derek (1932- ) (stories) (assoc.)
- See bearalley.blogspot.co.uk/2010/09/derek-robinson.html
- Robinson, Edward W. (fl. 2010s) (stories)
- See edwardwrobertson.com
- Robinson, Frank M(alcolm) (1926-2014) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_frank_m
- Robinson, James (Dale) (1963- ) (stories)
- See en.wikipedia.org/wiki/James_Robinson_(writer)
- Robinson, Jeanne (Marie Rubbicco) (1948-2010) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_jeanne
- Robinson, Jeremy (1974- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Jeremy_Robinson
- Robinson, Kim Stanley (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_kim_stanley
- Robinson, Lee (1890-1962) (stories)
- Advertising manager, traveller. Born in North Carolina (?); died in New York City.
- Robinson, Nigel (fl. 1980s-1990s) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_nigel
- Robinson, Roger (1943- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_roger
- Robinson, Sean (Ryan) (fl. 2010s) (stories) (assoc.)
- See seanryanrobinson.wordpress.com
- Robinson, Spider (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robinson_spider
- Robinson, Sue (fl. 1990s) (stories)
- Reporter for Associated Press; later with newspapers in Pacific Northwest.
- Robinson, Zoë [i.e., Zoë Jennifer Catherine Kirk-Robinson] (fl. 2010s) (stories) (assoc.)
- See zoerobinson.com
- Robson, Justina L(ouise) A(lice) (1968- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/robson_justina
- Robson, Kelly (1967- ) (stories) (assoc.)
- See kellyrobson.com
- Robyn, Lezli (fl. 2000s-2010s) (stories)
- See www.goodreads.com/LezliRobyn
- Roček, Miriam Rosenberg (fl. 2010s) (stories)
- See anachro-anarcho.blogspot.co.uk
- Rocha, Andreas (fl. 2000s-2010s) (stories) (art) (assoc.)
- See www.andreasrocha.com
- Rocha, Kat (fl. 2000s-2010s) (art)
- See www.goodreads.com/author/show/3511154.Kat_Rocha
- Roche, John (fl. 2000s) (stories)
- See johnrocheauthor.com
- Rochelle, Warren G. (fl. 1980s-2010s) (stories)
- See www.sf-encyclopedia.com/entry/rochelle_warren
- Rochester, Geo(rge) E(rnest) (1898-1966) (stories)
- See www.sf-encyclopedia.com/entry/rochester_george_e
- Rochon, Esther (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rochon_esther
- Rockey, Howard (Primrose) (1886-1934) (stories)
- Born in Philadelphia.
- Rocklin, Zin E. (fl. 2010s) (stories)
- See www.bsfwriters.com/zin-e-rocklyn.html
- Rocklynne, Ross; pseudonym of Ross Louis Rocklin (1913-1988) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rocklynne_ross
- Rockwell, J(ennifer) B. (fl. 2010s) (stories)
- See www.jenniferbrockwell.com
- Rockwell, Marsheila (Marcy) (fl. 1990s-2010s) (stories)
- See www.marsheilarockwell.com
- Rockwood, Catherine (fl. 2010s) (stories)
- See strangehorizons.com/author/catherine-rockwood
- Roda, Bot (fl. 1970s-2010s) (art)
- See www.botroda.com
- Roddenberry, Gene [i.e., Eugene Wesley Roddenberry] (1921-1991) (stories) (assoc.)
- See en.wikipedia.org/wiki/Gene_Roddenberry
- Roddenberry, Majel B(arrett) [born Majel Leigh Hudec] (1932-2008) (stories) (assoc.)
- See en.wikipedia.org/wiki/Majel_Barrett
- Rodgers, Alan (Paul) (1959-2014) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rodgers_alan
- Rodgers, Steve (fl. 2010s) (stories)
- See www.steverodgersauthor.com
- Rodriguez, Julie M. (fl. 2010s) (stories)
- See www.juliemrodriguez.com
- Rodríguez, Karlo Yeager (fl. 2010s) (stories)
- See strangehorizons.com/author/karlo-yeager-rodriguez/
- Rodriguez, Marija Elektra (fl. 2010s) (stories)
- See www.marijarodriguez.com
- Rodriguez, Stephanie (fl. 2000s-2010s) (stories) (art) (assoc.)
- See stephanierodriguezart.com
- Roe, Z. S. (fl. 2010s) (stories)
- See zsroe.com
- Roebuck, Lyle (fl. 2010s) (stories)
- See lyleroebuck.com
- Roeg, Nicolas (1928-2018) (stories) (assoc.)
- See en.wikipedia.org/wiki/Nicolas_Roeg
- Roehm, Bob (fl. 1970s-2010s) (stories)
- Father of Rob Roehm.
- Roehm, Rob (fl. 2000s-2010s) (stories)
- See www.howarddays.com/2014/05/featured-attendee-rob-roehm.html
- Roelke, Alice M. (fl. 2000s-2010s) (stories)
- See thewritinglifeforme.blogspot.co.uk
- Roessner, Elmer (1900-1972) (stories)
- Born in Oakland, CA; moved to NYC, working for news agencies, the N.Y. World Telegraph; prolific war pulp writer; wrote under ps. Dennis Murray for Womens News Service; grandfather of sf/f writer Michaela Roessner.
- Roessner, Michaela [i.e., Michaela-Marie Roessner-Herman] (1950- ) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/roessner_michaela
- Rogers, Alva (C.) (1923-1982) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/rogers_alva
- Rogers, (Reginald) Hubert (1898-1982) (art)
- See pulpartists.com/Rogers.html
- Rogers, Ian (1976- ) (stories)
- See en.wikipedia.org/wiki/Ian_Rogers_(writer)
- Rogers, Jane (Rosalind) (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rogers_jane
- Rogers, Joel Townsley (1896-1984) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/07/joel-townsley-rogers-1896-1984-part-one.html
- Rogers, Lauren (fl. 2010s) (art)
- See famaululat.tumblr.com
- Rogers, Lola (fl. 2010s) (stories) (assoc.)
- See www.wordswithoutborders.org/contributor/lola-rogers
- Rogers, Mac (fl. 2010s) (stories) (assoc.)
- See www.macrogers.org
- Rogers, Michael (Alan) (1950- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rogers_michael
- Rogers, Pattiann (1940- ) (stories)
- See www.poetryfoundation.org/poets/pattiann-rogers
- Rogers, Stephen D. (fl. 1980s-2010s) (stories)
- See www.stephendrogers.com
- Rogers, Wayne; pseudonym of A. H. Bittner (1897-1966) (stories)
- See www.sf-encyclopedia.com/entry/rogers_wayne
- Rogers, Wayne C. (fl. 1980s-2010s) (stories)
- See www.thisishorror.co.uk/read-horror/meet-the-writer/wayne-c-rogers/
- Rogow, Roberta (Winston) (1942- ) (stories) (assoc.)
- Mother of Miriam Ann Moore.
- Rohan, Michael Scott (1951-2018) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/rohan_michael_scott
- Rohde, Robert H. (1889-?) (stories)
- Reporter for New York Tribune.
- Rohmer, Sax; pseudonym of A. Sarsfield Ward (1883-1959) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sax_Rohmer
- Rohr, J. (fl. 2010s) (stories)
- See honestyisnotcontagious.com
- Rohrbacher, Chad (fl. 2010s) (stories)
- See rohrbacher.wordpress.com
- Roland, Charles (fl. 2010s) (stories)
- See charlesrolandauthor.com