- Rimsky, Feodor (Konstantin) (1898-1976) (items) (chron.)
- See www.feodorrimsky.com/Bio/
- Rinaldi, Doug(las) (fl. 2010s) (items) (chron.)
- See www.deviantart.com/goat-head
- Rinehart, Mary Roberts; [Mary Ella Roberts] (1876-1958) (items) (chron.)
- See en.wikipedia.org/wiki/Mary_Roberts_Rinehart
- Ring, Lauren (fl. 2020s) (items) (chron.)
- See laurenmring.com
- Ringgenberg, Steve (1957- ) (items) (chron.)
- See prose-press.com/scriggenberg
- Rinofner, Claudia (fl. 2020s); used pseudonym Polterink (items) (chron.)
- See www.polterink.com
- Rios, Alina (fl. 2010s) (items) (chron.)
- See www.alinarios.com
- Rios, Julia (fl. 2010s-2020s) (items) (chron.)
- See www.juliarios.com
- Rippington, Geoff(rey David) (1954- ) (items)
- See www.rippington.me.uk/indiI2804.html
- Ristow, Rich (1974- ) (items) (chron.)
- See richristow.wordpress.com
- Ristuccia, Michelle (fl. 2010s) (items) (chron.)
- See wakingdreamsblog.blogspot.co.uk/p/about.html
- Ritchie, Jack; pseudonym of John George Reitci (1922-1983) (items) (chron.)
- See en.wikipedia.org/wiki/Jack_Ritchie
- Ritchie, Paul (Fraser) (1923-1996) (items)
- See www.sf-encyclopedia.com/entry/ritchie_paul
- Ritter, Simpson M(eyer) (1914-1950) (items) (chron.)
- Journalist, author. Lived in New York City.
- Ritter, Todd (fl. 2000s-2010s) (items) (chron.)
- See en.wikipedia.org/wiki/Todd_Ritter
- Rittgers, Russ (fl. 2000s) (items) (chron.)
- See grantvillegazette.com/author/rittgers_r
- Ritzlin, D. M. (1980- ) (items) (chron.)
- See www.dmrbooks.com
- River, Uncle; pseudonym of Stephen Kaufman (1947- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/river_uncle
- Rivera, K. Arsenault (fl. 2010s) (items) (chron.)
- See karsenaultrivera.com
- Rivera, Lilliam (fl. 2010s-2020s) (items) (chron.)
- See www.lilliamrivera.com
- Rivera, Mercurio D. (fl. 2000s-2020s) (items) (chron.)
- See mercuriorivera.com
- Rivers, Rickey, Jr. (fl. 2010s-2020s) (items) (chron.)
- See storiesyoumightlike.wordpress.com
- Rives, Amélie (Louise, Princess Troubetzkoy) (1863-1945) (items) (chron.)
- See en.wikipedia.org/wiki/Amélie_Rives_Troubetzkoy
- Rivkin, J. F.; pseudonym of Devra L. Kunin & Roberta J. Leibovitz (fl. 1980s-1990s) (items) (chron.)
- See www.worldswithoutend.com/author.asp?ID=6141
- Rivoche, Paul (fl. 1970s-2000s) (items) (chron.)
- See www.rocketfiction.com
- Ro, Janet C. (fl. 2010s) (items) (chron.)
- See janetcro.blogspot.co.uk
- Roan, Tom; [i.e., Thomas B. Roan] (1894-1958) (items) (chron.)
- Born in Snead, Alabama; died in New Jersey; former peace officer who grew up in Alabama; prolific author of western stories for the pulps.
- Roanhorse, Rebecca (1971- ) (items) (chron.)
- See rebeccaroanhorse.wordpress.com
- Robb, Brian J. (fl. 1980s-2010s) (items) (chron.)
- See brianjrobb.wordpress.com
- Robb, James T. (fl. 2010s) (items) (chron.)
- See jamestrobb.blogspot.co.uk
- Robbe-Grillet, Alain (1922-2008) (items)
- See en.wikipedia.org/wiki/Robbe-Grillet
- Robbins, Clarence Aaron (1888-1949) (items) (chron.)
- See en.wikipedia.org/wiki/Tod_Robbins
- Robbins, David (Lawrence) (1950- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/robbins_david
- Robbins, Harold; pseudonym of Harold Rubin (1912-1997) (items)
- See en.wikipedia.org/wiki/Harold_Robbins
- Robbins, Jhan (1919-1996) (items) (chron.)
- See www.nytimes.com/1996/10/06/nyregion/jhan-robbins-76-wrote-biographies.html
- Robbins, Trina; [née Perlson] (1938-2024) (items) (chron.)
- See en.wikipedia.org/wiki/Trina_Robbins
- Roberson, Chris; [i.e., John Christian Roberson] (1970- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/roberson_chris
- Roberts, Adam (1965- ) (items) (chron.)
- See www.sf-encyclopedia.com/entry/roberts_adam
- Roberts, Byron A. (1970- ) (items) (chron.)
- See byronbalsagoth.wordpress.com
- Roberts, Chalmers (1870?-1949) (items) (chron.)
- See bearalley.blogspot.co.uk/2015/08/caught-in-act-henry-chalmers-roberts.html
- Roberts, Erwin K. (1947- ) (items) (chron.)
- See erwin-k-roberts.com
- Roberts, Gareth (1968- ) (items)
- See www.sf-encyclopedia.com/entry/roberts_gareth
- Roberts, Jamie Q. (fl. 2010s) (items) (chron.)
- See theconversation.com/profiles/dr-jamie-q-roberts-1192216
- Roberts, (Dorothy) Jane (1929-1984); also known as Jane Roberts Butts (items) (chron.)
- See en.wikipedia.org/wiki/Jane_Roberts
- Roberts, Joe (fl. 1990s-2010s) (items)
- See joeroberts.co.uk
- Roberts, John Maddox (1947-2024) (items) (chron.)
- See www.sf-encyclopedia.com/entry/roberts_john_maddox
- Roberts, Katherine (1962- ) (items) (chron.)
- See en.wikipedia.org/wiki/Katherine_Roberts
- Roberts, Keith (John Kingston) (1935-2000) (items) (chron.)
- See www.sf-encyclopedia.com/entry/roberts_keith
- Roberts, Kevin N(icholas) (1969-2008) (items) (chron.)
- See www.thehypertexts.com/Kevin%20Roberts%20Poet%20Poetry%20Picture%20Bio.htm
- Roberts, Morley (Charles) (1857-1942) (items)
- See en.wikipedia.org/wiki/Morley_Roberts
- Roberts, Neil (fl. 2000s-2010s) (items) (chron.)
- See www.skinnyelbows.com
- Roberts, Peter (1952- ) (items) (chron.)
- See god-and-country.info
- Roberts, Philip (M.) (fl. 2000s-2010s) (items) (chron.)
- See www.philipmroberts.com
- Roberts, R(ichard) Ellis (1879-1953) (items) (chron.)
- Born in London; educated at Oxford; author, journalist and literary editor.
- Roberts, Ralph (1945-2021) (items) (chron.)
- See sf-encyclopedia.com/entry/roberts_ralph
- Roberts, Scott M. (fl. 2000s-2010s) (items) (chron.)
- See www.lordofallfools.com
- Roberts, Tanya; [born Victoria Leigh Blum] (1955-2021) (items)
- See en.wikipedia.org/wiki/Tanya_Roberts
- Roberts, Terence; pseudonym of Ivan T. Sanderson (1911-1973) (items)
- See www.sf-encyclopedia.com/entry/roberts_terence
- Roberts, Tony (1950- ) (items) (chron.)
- See www.tonyrobertsart.co.uk
- Roberts, W(alter) Adolphe (1886-1962) (items) (chron.)
- Born in Kingston, Jamaica; newspaper and magazine editor; lived on Staten Island; died in London on a visit to England.
- Roberts, W(ilfred) J(oseph) (1898-1976) (items) (chron.)
- See bearalley.blogspot.com/2008/06/w-j-roberts.html
- Roberts, Willo (Louise) Davis (1928-2004) (items)
- See en.wikipedia.org/wiki/Willo_Davis_Roberts
- Robertson, Al (fl. 2000s-2020s) (items) (chron.)
- See www.allumination.co.uk
- Robertson, Colin (1906-1980) (items) (chron.)
- 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) (items) (chron.)
- See theprisonerofnanowrimo.blogspot.co.uk
- Robertson, Enkelli Arn (fl. 2010s-2020s) (items) (chron.)
- See enkelliarnrobertson.blogspot.com
- Robertson, Izzy (fl. 2010s) (items)
- See www.izzyrobertsonauthor.co.uk