Editing List of science fiction editors (section)

==M==
[[File:Beth Meacham (cropped).jpg|thumb|upright|[[Beth Meacham]] ]]
* [[Daryl F. Mallett]] (born 1969), US, editor at Borgo Press (1989–1999); editor of ''SFRA Review'' #203-211 (1993–1994); editorial board of ''Extrapolation'' (1994-????); managing editor at Chaos! Comics (1995); associate editor of ''Other Worlds'' (1995-????)
* [[Barry N. Malzberg]] (born 1939), US, magazine editor, [[anthologist]]
* [[Nick Mamatas]] (born 1972), editor of ''Clarkesworld Magazine''; editor of Haikasoru imprint of Japanese SF in translation
* [[Leo Margulies]] (1900–1975), US, [[anthologist]], editor of ''[[Thrilling Wonder Stories]]'', ''[[Captain Future]]'', ''[[Startling Stories]]'', and many other [[pulp magazines]]
* [[Shawna McCarthy]] (born 1954), US, [[anthologist]], editor of ''[[Realms of Fantasy]]''; editor of ''[[Isaac Asimov's Science Fiction Magazine]]'' (1983–86)
* [[J. Francis McComas]] (1910–1978), US, co-founding editor of ''[[The Magazine of Fantasy & Science Fiction]]''; anthologist
* [[Harriet McDougal]] (born 1939), US, former editor-in-chief of [[Tor Books]], former Editorial Director of [[Ace Books]]; wife of author [[Robert Jordan]].
* [[Beth Meacham]] (born 1951), US, senior editor at [[Tor Books]], 1984–present; editor at [[Ace Books]] 1981–1984
* [[Judith Merril]] (1923–1997), Canada (born US), edited "Year's Best" anthologies, (1956–67)
* [[Sam Merwin, Jr.]] (1910–1996), US, editor of ''[[Fantastic Universe]]'' and ''[[Galaxy Science Fiction|Galaxy]]''
* [[Robert P. Mills]] (1920–1986), US, magazine editor
* [[Samuel Mines]]<ref>{{isfdb name|Samuel_Mines|Samuel Mines}}</ref> (1909–1986), US, editor of ''[[Startling Stories]]'' and ''[[Thrilling Wonder Stories]]'' in the 1950s
* [[Jim Minz]], US, editor<ref>{{cite web| url = http://www.linkedin.com/pub/3/868/588| title = Jim Minz}}</ref> at [[Baen Books]], former editor at [[Tor Books]] and [[Del Rey Books]]
* [[Betsy Mitchell (editor)]],<ref>{{cite web| url = http://www.sfsite.com/03b/bm148.htm| title = The SF Site: An Interview With Betsy Mitchell<!-- Bot generated title -->}}</ref> US, editor-in-chief of [[Del Rey Books]]; former editor at [[Baen Books]], [[Bantam Books]], and [[Warner Aspect]]
* [[Michael Moorcock]] (born 1939), UK (lives in US), editor of ''[[New Worlds (magazine)|New Worlds]]'' magazine in the 1960s
* [[James Morrow]] (born 1947), US, [[anthologist]], editor of ''The SFWA European Hall of Fame''