- Rhodes, S. Clayton (fl. 2000s-2010s) (stories)
- See sclaytonrhodes.com
- Rice, Louise (Guest) (1880-?) (stories)
- Born in New Albany, Indiana; graphologist; contributed to magazines; syndicated features articles to newspapers; lived in New York City.
- Richards, Dusty (1937-2018) (stories)
- See 5newsonline.com/2018/01/18/prolific-springdale-author-dusty-richards-author-passes-away/
- Richardson, Gladwell (1903-1980) (stories)
- See www.azarchivesonline.org/xtf/view?docId=ead/nau/AHS48.xml;query=;brand=default
- Richmond, Roaldus (Frederick) Roe (1910-1986) (stories)
- Western writer, editor, proofreader. Born in Barton, Vermont; lived in Concord, New Hampshire.
- Rideaux, Charles de Balzac [born Ernest Charles de Balzac Willett] (1900-1971) (stories)
- Son of E. Noddall Willett; stepfathers last name was Ridout which somehow became Rideaux for this author.
- Riesenberg, Sidney H(arry) (1885-1971) (art)
- See pulpartists.com/Riesenberg.html
- Riley, David B. (fl. 1980s-2010s) (stories)
- See sftrails.blogspot.co.uk
- Ripley, Clements (1892-1954) (stories)
- Fiction writer, screenwriter, playwright, sportsman. Born in Tacoma, Washington; lived in Los Angeles.
- Ritchie, Jack; pseudonym of John George Reitci (1922-1983) (stories)
- See en.wikipedia.org/wiki/Jack_Ritchie
- Ritchie, Robert Welles (1879-1942) (stories)
- Journalist, novelist, adventurer. Born in Quincy, Illinois; died in Carmel, California.
- River, Uncle; pseudonym of Stephen Kaufman (1947- ) (stories)
- See www.sf-encyclopedia.com/entry/river_uncle
- Roan, Tom [i.e., Thomas B. Roan] (1894-1958) (stories) (assoc.)
- Born in Snead, Alabama; died in New Jersey; former peace officer who grew up in Alabama; prolific author of western stories for the pulps.
- Robbins, Jhan (1919-1996) (stories)
- See www.nytimes.com/1996/10/06/nyregion/jhan-robbins-76-wrote-biographies.html
- Roberts, Morley (Charles) (1857-1942) (stories)
- 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, (George Edward) Theodore Goodridge (1877-1953) (stories)
- See en.wikipedia.org/wiki/Theodore_Goodridge_Roberts
- 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.
- 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, Frank C(hester) (1890-1969) (stories) (assoc.)
- Prolific writer of westerns; brother of Obe Robertson. Born in Moscow, Idaho; died in Springfield, Utah (?).
- Robertson, Morgan (Andrew) (1861-1915) (stories) (assoc.)
- See en.wikipedia.org/wiki/Morgan_Robertson
- Robertson, Obe (A.) (1884-?) (stories)
- Writer; brother of Frank C. Robertson. Born in Idaho.
- Robinson, Lee (1890-1962) (stories)
- Advertising manager, traveller. Born in North Carolina (?); died in New York City.
- Robinson, Thomas Heath (1869-1954) (art)
- See www.lookandlearn.com/blog/10387/thomas-heath-robinson
- Roche, Arthur Somers (1883-1935) (stories)
- Journalist and novelist. Born in Somerville, Massachusetts; studied law, but after practicing several years he became a journalist for the New York World in 1906; later lived in Florida and died in Palm Beach.
- Rochester, Geo(rge) E(rnest) (1898-1966) (stories)
- See www.sf-encyclopedia.com/entry/rochester_george_e
- Rocklynne, Ross; pseudonym of Ross Louis Rocklin (1913-1988) (stories)
- See www.sf-encyclopedia.com/entry/rocklynne_ross
- Rodewald, Fred C(harles) (1905-1955) (art)
- See pulpartists.com/Rodewald.html
- Rodney, [Colonel] George Brydges (1872-1950) (stories)
- Cavalry officer, served in Spanish-American War; presumably related to Admiral George Brydges Rodney (1719-1792). Lived in San Antonio, Texas; died in Houston, Texas.
- Roe, Vingie E(ve) [Mrs. Raymond C. Lawton] (1879-1958) (stories)
- Born in Oxford, Kansas.
- Rogers, (Reginald) Hubert (1898-1982) (art)
- See pulpartists.com/Rogers.html
- Rogers, Joel Townsley (1896-1984) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/07/joel-townsley-rogers-1896-1984-part-one.html
- Rogers, Stanley (Reginald Harry) (1887-1961) (art)
- Born in Nottingham, England; author and illustrator of more than 30 books on ships and the sea; died in Bronxville, New York.
- Rogers, Wayne; pseudonym of A. H. Bittner (1897-1966) (stories)
- See www.sf-encyclopedia.com/entry/rogers_wayne
- Rohde, Robert H. (1889-?) (stories)
- Reporter for New York Tribune.
- Rohde, William L. (1918-2000) (stories)
- Born in Dallas. Living in Florida in 1950s.
- Ronald, James (1905-1972) (stories)
- Born and died in Glasgow, but lived in Fairfield, Connecticut from 1938 to 1955, when he was deported.
- Roots, Tom (Smith, Jr.) (1909-1986) (art)
- See pulpartists.com/Roots.html
- Rosaire, Forrest (1902-1977) (stories)
- Born in Chicago; for some years an oil explorer, then short story writer in California.
- Roscoe, Theodore (1906-1992) (stories)
- See pulpflakes.blogspot.com/2012/08/TheodoreRoscoe.html
- Rosner, Charles (1894-1975) (art)
- See www.vallejogallery.com/artist.php?id=126&artist=Charles_ROSNER
- Ross, A(rthur) Leslie (Jr.) (1910-1989) (stories) (art)
- See pulpartists.com/Ross.html
- Ross, Irwin (1919-2005) (stories)
- See prabook.com/web/irwin.ross/10660
- Rossetti, Christina Georgina (1830-1894) (stories)
- See en.wikipedia.org/wiki/Christina_Rossetti
- Rouse, William Merriam (1884-1937) (stories)
- Writer and journalist. Born in Alabany, New York; lived in Westport, New York.
- Rousseau, Victor; pseudonym of Victor Rousseau Emanuel (1879-1960) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/rousseau_victor
- Roussel, Hubert (de Tavanne) (1897?-1980?) (stories)
- Texas writer.
- Rowe, John G(abriel) (1873-1956) (stories)
- Born and educated in Liverpool; editor, scenarist, novelist and historian. It appears he died as John Thomas Rowe; birth name uncertain.
- Rowell, Harry (1891-1961) (stories)
- See www.prorodeohalloffame.com/inductees/by-category/stock-contractors/harry-rowell/
- Rowland, Henry C(ottrell) (1874-1933) (stories)
- Born in New York City; died in Washington D.C.; studied medicine at Yale School of Medicine and elsewhere; practiced medicine in New York City and abroad; special agent of Intelligence Department in WWI; built a schooner and used it to cruise about the world.
- Rowland, Leon (1885?-1962) (stories)
- Columnist and historian. Died in Santa Cruz, California.
- Roy, Gladys (1902?-1927) (stories) (assoc.)
- See siris-archives.si.edu/ipac20/ipac.jsp?uri=full=3100001!263289!0
- Roy, Robert (J.) (1899?-1927) (stories)
- See troopers.ny.gov/Introduction/Wall_of_Honor/Wall_Detail_1920-1939.php
- Rozen, George J(erome) (1895-1973) (art)
- See pulpartists.com/Rozen,G.html
- Rozen, Jerome G(eorge) (1895-1987) (art)
- See pulpartists.com/Rozen,J.html
- Rubel, James L(yon, Jr.) (1894-1960) (stories)
- Born in Louisville, Kentucky; graduated from Harvard in 1917; served as a pilot in WWI; lived in Newport Beach, California during his writing life; used the pseudonyms Mason Macrae and Timothy Hayes as well as his own name for numerous westerns; died in Orange, California.
- Rud, Anthony M(elville) (1893-1942) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/02/anthony-rud-and-tango-dancer-murder.html
- Rungius, Carl (Clemens Moritz) (1869-1959) (art)
- See en.wikipedia.org/wiki/Carl_Rungius
- Runyon, (Alfred) Damon (1880-1946) (stories)
- Author, poet and journalist. Born in Manhattan, Kansas; died in New York City.
- Rush, William Marshall (1887-1950) (stories)
- Writer, U.S. Forest Service Specialist, ranger. Born in New Haven, West Virginia; lived in Oregon.
- Russell, Charles M(arion) (1864-1926) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Charles_Marion_Russell
- Russell, Robert Lowell (fl. 2010s) (stories)
- See robertlowellrussell.blogspot.co.uk
- Russell, Roger W. (1941-2012) (stories)
- See en.wikipedia.org/wiki/NasNaga
- Russell, W(illiam) Clark (1844-1911) (stories)
- See www.sf-encyclopedia.com/entry/russell_w_clark
- Ruth, Rod(ney M.) (1912-1987) (art)
- See tellersofweirdtales.blogspot.co.uk/2016/07/rodney-m-ruth-1912-1987.html
- Sabin, Dewin L(egrand) (1870-1952) (stories)
- See en.wikipedia.org/wiki/Edwin_L._Sabin
- Sabin, Edwin L(egrand) (1870-1952) (stories)
- See www.sf-encyclopedia.com/entry/sabin_edwin_l
- Sale, Richard (Bernard) (1911-1993) (stories)
- Mystery novelist and short story writer. Born in New York City; lived in California.
- Samachson, Joseph (1906-1980) (stories)
- See www.sf-encyclopedia.com/entry/samachson_joseph
- Sand, George; pseudonym of Amandine Aurore Lucie Dudevant (1804-1876) (stories)
- See en.wikipedia.org/wiki/George_Sand
- Sanders, Charles Wesley ({c}1876-1937?) (stories)
- Born in Michigan and may be the Charles W. Sanders who died in Los Angeles in 1937.
- Sanford, Harry (Allen) (1929-1999) (stories)
- Born in San Diego; died in Los Angeles.
- Santee, Ross (1889-1965) (stories) (art)
- See www.arizonahistoricalsociety.org/wp-content/upLoads/library_Santee-Ross.pdf
- Santesson, Hans Stefan (1914-1975) (stories) (art)
- See www.sf-encyclopedia.com/entry/santesson_hans_stefan
- Sarett, Lew (R.) (1888-1954) (stories)
- Professor of speech at Northwestern University; lecturer, writer, poet. Born in Chicago, Illinois; died in Gainesville, Florida.
- Saunders, Norman (Blaine) (1907-1989) (art)
- See pulpartists.com/SN.html
- Savage, Les(lie Hunter), Jr. (1922-1958) (stories)
- Prolific author of westerns.
- Savitt, Al(fred) (1922-2009) (art)
- See pulpartists.com/Savitt-Al.html
- Savitt, Sam [born Sam Savitz] (1917-2000) (art)
- See pulpartists.com/Savitt.html
- Saxby, Chester L(eigh) (1891-1969) (stories)
- American writer, perhaps from Minneapolis, Minnesota. Social Security records state that he died in San Juan, Capistrano, California.
- Saxon, John A. (1886-1947) (stories)
- Born in Minnesota; died in Alhambra, California; reporter on the New York World; court reporter in the Los Angeles Superior Court for 30 years; movie scriptwriter.
- Schaare, Chris(tian Richard, Jr.) (1893-1980) (art)
- See pulpartists.com/Schaare.html
- Schaare, Harry (J.) (1922-2008) (art)
- Born in Jamaica, Long Island, New York.
- Schachner, Nat(han) (1895-1955) (stories)
- See www.sf-encyclopedia.com/entry/schachner_nat
- Schaefer, Jack (Warner) (1907-1991) (stories)
- See en.wikipedia.org/wiki/Jack_Schaefer
- Schisgall, Oscar (1901-1984) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/04/two-belgian-authors.html
- Schlaikjer, J(es) W(illiam) (1897-1982) (art)
- See pulpartists.com/Schlaikjer.html
- Schmidt, James Norman (1912-1983) (stories)
- Newspaperman, writer, expert on Mexican history. Born in Chicago, Illinois.
- Schomburg, Alex (1905-1998) (art)
- See pulpartists.com/Schomburg.html
- Schraff, Anne E(laine) (1939- ) (stories)
- born in Cleveland, Ohio; earned a B.A. and M.A. from California State University, Northridge; teacher for ten years, now full-time writer.
- Schroeder, Louis G(erald) (1892-1983) (art)
- See www.pulpartists.com/Schroeder.html
- Schultz, James Willard (1859-1947) (stories)
- Born in New York; lived many years in Montana, but also lived in Colorado, California, and in Wyoming, where he died; prolific author, explorer, guide in Glacier National Park, and historian of Blackfoot Indians.