SF Commentary is a science fiction fanzine by Bruce Gillespie.
The first issue of SF Commentary appeared in January 1969. It has been published sporadically since then, missing the 1990s, but returning in the 2000s. The latest issue, #82, was released August 2011.
Contributors of writing include Lenny Bailes, Gregory Benford, Doug Barbour, Jenny Blackford, Damien Broderick, Harry Buerkett, Stephen Campbell, Cy Chauvin, Richard Delap, Paul Ewins, Barry Gillam, Terry Green, Roslyn Kopel Gross, Amy Harlib, John Hertz, Steve Jeffery, Dick Jennsen, Stanislaw lem, Dave Locke (Awry, Time and Again), Rosaleen Love, Lesleigh Luttrell (Quark, Starling), Race Mathews (Bacchanalia, Etherline), Ian Mond, Ian Nichols, Cath Ortlieb, Marc Ortlieb (The Australian Science Fiction Bullsheet, Tigger), Greg Pickersgill (Rastus Johnson's Cakewalk), Yvonne Rousseau, John Sladek, Colin Steele, Alan Stewart, Darko Suvin, George Turner, Toni Weisskopf, and George Zebrowski.
Also included are reprints of articles by Bob Tucker (Le Zombie).
SF Commentary has won the Ditmar Award for Best Fanzine for the years 1970, 1971, 1973, 1977, 1980 and 2002.
Since the 2000s, Bruce Gillespie has also co-edited Steam Engine Time with Janine Stinson.