Sky Hook was a fanzine published by Redd Boggs in the 1940s and 50s in the U.S.A.
Writers for Sky Hook included Poul Anderson, James Blish (The Planeteer), writing as himself and as William Atherling, Jr., Virginia Blish (Virginia Kidd), John Chapman, Philip Jose Farmer, Terence Heywood, Lee Hoffman (Quandry), David H. Keller, Noel Loomis, Sam Moskowitz (Helios), Con Pederson, Phil Rasch, Oliver Saari, Jack Speer, and Ken Tuttle.
Artists featured were Richard Bergeron (Warhoon), Jerri Bullock (Fan Artisan), Eugene Calewaert (Eclipse), Terry Carr (Innuendo), Henry Chabot, Bob Dougherty, Ed Emshwiller, Dean Grennell (Grue, Filler), Howard Miller (Dream Quest), Randall Nelson, Bill Rotsler and Maril Shrewsbury.
Twenty five issues were published during its run. The last issue of Sky Hook was published in Autumn 1957.