- Roeg, Nicolas (1928-2018) (items)
- See en.wikipedia.org/wiki/Nicolas_Roeg
- Roehm, Bob (fl. 1970s-2010s) (items) (chron.)
- Father of Rob Roehm.
- Roehm, Rob (fl. 2000s-2020s) (items) (chron.)
- See www.howarddays.com/2014/05/featured-attendee-rob-roehm.html
- Roelke, Alice M. (fl. 2000s-2010s) (items) (chron.)
- See thewritinglifeforme.blogspot.co.uk
- Roessner, Elmer (1900-1972) (items) (chron.)
- 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 Women’s News Service; grandfather of sf/f writer Michaela Roessner.
- Roessner, Michaela; [i.e., Michaela-Marie Roessner-Herman] (1950- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/roessner_michaela
- Roger, Frank; [born Frank R.F. De Cuyper] (1957- ) (items) (chron.)
- See nl.wikipedia.org/wiki/Frank_Roger
- Rogers, Alva (C.) (1923-1982) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rogers_alva
- Rogers, Anna (fl. 2010s) (items) (chron.)
- See sites.google.com/a/newmyths.com/nmwebsite/contributors/anna-rogers
- Rogers, (Reginald) Hubert (1898-1982) (items) (chron.)
- See pulpartists.com/Rogers.html
- Rogers, Ian (1976- ) (items) (chron.)
- See en.wikipedia.org/wiki/Ian_Rogers_(writer)
- Rogers, Jane (Rosalind) (1952- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rogers_jane
- Rogers, Joel Townsley (1896-1984) (items) (chron.)
- See tellersofweirdtales.blogspot.com/2023/04/joel-townsley-rogers-1896-1984-second.html
- Rogers, Lola (fl. 2010s) (items)
- See www.wordswithoutborders.org/contributor/lola-rogers
- Rogers, Mac (fl. 2010s) (items)
- See www.macrogers.org
- Rogers, Michael (Alan) (1950- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rogers_michael
- Rogers, Pattiann (1940- ) (items) (chron.)
- See www.poetryfoundation.org/poets/pattiann-rogers
- Rogers, Stephen D. (fl. 1980s-2020s) (items) (chron.)
- See www.stephendrogers.com
- Rogers, Wayne; pseudonym of A. H. Bittner (1897-1966) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rogers_wayne
- Rogers, Wayne C. (fl. 1980s-2010s) (items) (chron.)
- See www.thisishorror.co.uk/read-horror/meet-the-writer/wayne-c-rogers/
- Rogner, Fred Jürgen (1948- ) (items) (chron.)
- See www.juergenrogner.com
- Rogow, Roberta (Winston) (1942- ) (items) (chron.)
- Mother of Miriam Ann Moore.
- Rohan, Michael Scott (1951-2018) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rohan_michael_scott
- Rohde, Robert H. (1889-?) (items) (chron.)
- Reporter for New York Tribune.
- Rohmer, Sax; pseudonym of A. Sarsfield Ward (1883-1959) (items) (chron.)
- See en.wikipedia.org/wiki/Sax_Rohmer
- Rohr, J. (fl. 2010s-2020s) (items) (chron.)
- See honestyisnotcontagious.com
- Rohrbacher, Chad (fl. 2010s) (items) (chron.)
- See rohrbacher.wordpress.com
- Roland, Charles (fl. 2010s) (items) (chron.)
- See charlesrolandauthor.com
- Roland, Mark (fl. 1970s-2010s) (items) (chron.)
- See www.rolandscapes.com
- Roland, Rebecca (fl. 2000s-2020s) (items) (chron.)
- See rebeccarolandwriter.blogspot.co.uk
- Rolando, Cyril (1984- ) (items) (chron.)
- See aquasixio.deviantart.com
- Rolfe, Frederick (William Serafino Austin Lewis Mary, “Baron Corvo”) (1860-1913) (items)
- See en.wikipedia.org/wiki/Frederick_Rolfe
- Rolfe, Glenn (fl. 2010s) (items) (chron.)
- See glennrolfe.com
- Rolfe, Guy; [born Edwin Arthur Rolfe] (1911-2003) (items)
- See en.wikipedia.org/wiki/Guy_Rolfe
- Rolfe, Sam(uel Harris) (1924-1993) (items)
- See en.wikipedia.org/wiki/Sam_Rolfe
- Rollin, Jean; [i.e., Jean Michel Rollin Roth Le Gentil] (1938-2010) (items)
- See en.wikipedia.org/wiki/Jean_Rollin
- Rollinat, Maurice (1846-1903) (items) (chron.)
- See en.wikipedia.org/wiki/Maurice_Rollinat
- Rollins, James; pseudonym of James Paul Czajkowski (1961- ) (items) (chron.)
- See en.wikipedia.org/wiki/James_Rollins
- Rollins, William (Stacy), Jr. (1897-1950) (items) (chron.)
- Born in Belmont, Massachusetts; served in American Ambulance Unit in WWI; later living in New York City; magazine writer.
- Rollo, Gord (1967- ) (items) (chron.)
- See gordrollo.com
- Rom, Edward E. (1950-2012) (items) (chron.)
- See www.mankatofreepress.com/obituaries/article_6a77eb04-8de1-59a2-b2d8-f25022fb049b.html
- Roman, Tori K. (fl. 2010s) (items) (chron.)
- See to-ka-ro.deviantart.com
- Roman3d; pseudonym of Roman Litvin (fl. 2020s) (items) (chron.)
- See www.deviantart.com/roman3d
- Romanko, Karen A. (fl. 2000s-2010s) (items) (chron.)
- See karenaromanko.com
- Romanoff, Alexander Nicholayevitch (1881-1945); used pseudonym Achmed Abdullah (items) (chron.)
- See en.wikipedia.org/wiki/Achmed_Abdullah
- Romanovsky, Daniel (fl. 2010s) (items) (chron.)
- See formlanguage.cgsociety.org
- Romasco-Moore, Maria (fl. 2010s-2020s) (items) (chron.)
- See mariaromascomoore.com
- Rome, Alger; pseudonym of Jerome Bixby & Algis Budrys (fl. 1950s) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rome_alger
- Rome, David; pseudonym of David Boutland (1938- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rome_david
- Romer, A(lfred) S(herwood) (1894-1973) (items)
- See en.wikipedia.org/wiki/Alfred_Romer
- Romero, George A(ndrew) (1940-2017) (items)
- See en.wikipedia.org/wiki/George_A._Romero
- Romero, Tamara (fl. 2010s) (items) (chron.)
- See tamararomero.wordpress.com
- Rommel, Alex (fl. 2020s) (items) (chron.)
- See www.artstation.com/aerroscape
- Romney, Rebecca (fl. 2010s-2020s) (items) (chron.)
- See rebeccaromney.com
- Rómulo, Carlos P(eña) (1898-1985) (items) (chron.)
- See en.wikipedia.org/wiki/Carlos_P._Romulo
- Ronald, Bruce W(alton) (1931- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/ronald_bruce_w
- Roney, Judith (fl. 2010s) (items) (chron.)
- See eljpublications.com/our-authors/judith-roney
- Roof, Katharine Metcalf (1871-1950s) (items) (chron.)
- See desturmobed.blogspot.com/2019/04/katharine-metcalf-roof.html
- Ropes, Arthur Reed (1859-1933) (items)
- Born in Lewisham, London; died in Kensington, London; educated at King’s College, Cambridge; better known as a prolific lyricist for musical comedies under the pseudonym Adrian Ross. Brother of Mary E. Ropes.
- Rorvik, David (Michael) (1946- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/rorvik_david
- Rosaire, Forrest (1902-1977) (items) (chron.)
- Born in Chicago; for some years an oil explorer, then short story writer in California.
- Rosberg, Caitlín (fl. 2010s) (items) (chron.)
- See www.avclub.com/author/crosberg
- Roscoe, Theodore (1906-1992) (items) (chron.)
- See pulpflakes.blogspot.com/2012/08/TheodoreRoscoe.html
- Rose, Adrienne E. (fl. 2000s-2020s); used pseudonym Rie Sheridan Rose (items) (chron.)
- See riewriter.com
- Rose, Augustus (fl. 2010s) (items)
- See augustusrose.me
- Rose, Christopher Mark (fl. 2010s-2020s) (items) (chron.)
- See curiousful.wordpress.com
- Rose, David (1949- ) (items) (chron.)
- See nightjarpress.weebly.com/david-rose.html