- Wylie, Philip (Gordon) (1902-1971) (stories)
- See www.sf-encyclopedia.com/entry/wylie_philip
- Wyma, Peter (Edward) (1922- ) (stories)
- See www.artslant.com/ny/articles/show/17727-west-coast-comic-artists-peter-wyma-and-the-billy-hon-school-of-cartooning
- Wyn, A(aron) A(rthur) [born Aaron Weinstein] (1898-1967) (stories)
- See en.wikipedia.org/wiki/A._A._Wyn
- Wyndham, [Captain] Horace (Cowley) (1873-1970) (stories)
- Born in Oxford, England; educated in Edinburgh.
- Wyndham, John; pseudonym of John Beynon Harris (1903-1969) (stories)
- See en.wikipedia.org/wiki/John_Wyndham
- Wyville, A(insworth) W. (1896-1982) (stories)
- See tellersofweirdtales.blogspot.co.uk/2014/11/aw-wyville.html
- Yadon, Bayard (Earl) (1896-1933) (stories)
- Born 10 Jan 1896 in Powder Springs, Tennessee; served with the American Expeditionary Forces overseas during WWI, studied law, and was later admitted to the bar; farmer, newspaper reporter for the Knoxville News-Sentinel, news editor for the Middlesboro Daily News; died of a sinus infection 25 Sep 1933.
- Yarbro, Chelsea Quinn (1942- ) (stories)
- See www.sf-encyclopedia.com/entry/yarbro_chelsea_quinn
- Yarnell, Duane (Alvin) (1914-1996) (stories)
- Has also done a biography and a mystery novel.
- Yates, Alan Geoffrey (1923-1985) (stories)
- Earliest books were published as by Peter Carter-Brown, then as by Peter Carter Brown, then as by Carter Brown.
- Yates, Donald A. (1930-2017) (stories)
- See mysteryfile.com/blog/?p=53810
- Yates, Edmund (Hodgson) (1831-1894) (stories) (assoc.)
- See en.wikipedia.org/wiki/Edmund_Yates
- Yeats, William Butler (1865-1939) (stories)
- See en.wikipedia.org/wiki/W._B._Yeats
- Yeldham, Peter (Alan) (1927- ) (stories)
- Radio, TV, stage and film writer in Australia; TV producer.
- Yerkow, Charles (1912- ) (stories)
- Has done books on judo, bicycling and motorcycing. Born in New York City.
- Yerxa, Leroy (1915-1946) (stories)
- See www.sf-encyclopedia.com/entry/yerxa_leroy
- Yore, Clem(ent) (1875-1936) (stories)
- Born in St. Louis, Missouri; educated at Washington University Law School; contributor of fiction to numerous magazines; died in Estes Park, Colorado; variously a Texas Ranger, cowpuncher, stage driver, gold prospector, lawyer, journalist, soldier in Spanish-American War, and poet; author of more than 600 short stories and 20 novels; died in Estes Park, Colorado.
- York-Ripley, Diantha (fl. 1990s-2010s) (art)
- See dianthayork-ripley.com
- Yoshitame, Haruta (1893-1945) (stories)
- See ja.wikipedia.org/wiki/%E7%94%B2%E8%B3%80%E4%B8%89%E9%83%8E_(%E4%BD%9C%E5%AE%B6)
- Youd, C(hristopher) S(amuel) [working name of Sam Youd] (1922-2012) (stories)
- Note: His birth name, given thus, was expanded in many places to Samuel, and he adopted Christopher as his first name when confirmed into the Church of England, but neither change was ever made official.
- Young, Robert F(ranklin) (1915-1986) (stories)
- See www.sf-encyclopedia.com/entry/young_robert_f
- Yuan-Innes, Melissa J. (fl. 1990s-2010s) (stories)
- See melissayuaninnes.wordpress.com
- Yudkoff, Alvin (Stephen) (1923-2009) (stories)
- Born and living in New York City in 1950s; radio and TV writer.
- Zacek, Ray (fl. 2010s) (stories)
- See www.kindlemojo.com/rayzacek
- Zacharow, Christopher (Marian) (1979- ) (art)
- See www.zacharow.com
- Zachary, Fay (Nedra) (1931-2002) (stories)
- Registered nurse working in public health; living in Arizona.
- Zackel, Fred(erick) (1946- ) (stories)
- Living in San Francisco.
- Zafiro, Frank (fl. 2000s-2010s) (stories)
- See www.frankzafiro.com
- Zagat, Arthur Leo (1895-1949) (stories)
- See www.sf-encyclopedia.com/entry/zagat_arthur_leo
- Zandri, Vincent (1964- ) (stories)
- Newspaper reporter in New York.
- Zebrowski, George (Thaddeus) [originally Jerzy Tadeuz Zebrowski] (1945- ) (stories)
- See www.sf-encyclopedia.com/entry/zebrowski_george
- Zelazny, Jon (fl. 2010s) (stories)
- See www.goodreads.com/author/show/15049147.Jon_Zelazny
- Zeltserman, David (fl. 1990s-2010s) (stories) (assoc.)
- See www.hardluckstories.com/author.htm
- Zelvin, Elizabeth (fl. 2000s-2010s) (stories)
- See www.elizabethzelvin.com
- Zeman, Angela (fl. 1990s-2010s) (stories)
- See www.angelazeman.com/about
- Zemzaris, Alvis (1961- ) (art)
- See www.alvis.lv
- Zgorski, Kristopher (fl. 2010s) (stories)
- See bolobooks.com
- Zimmermann, (Emilie) Irene (1907-1967) (art)
- See pulpartists.com/Zimmerman.html
- Zinberg, Leonard S(amuel) (1911-1968) (stories)
- Author of mystery novels under the pseudonym of Ed Lacy. He died in New York City.
- Zirm, Rudolph W(ilhelm) (1894-1952) (art)
- See pulpartists.com/Zirm.html
- Zumpe, Lee Clark (fl. 1990s-2010s) (stories)
- See www.leeclarkzumpe.com