The 1959 Best Novel Hugo was presented September 7 at Detention. For the first time the modern nominations ballot followed by a final ballot process was followed so we have a list of nominees and a winner, but we do not have the order of finish after first place.
- We Have Fed Our Seas (alt: The Enemy Stars) by Poul Anderson (Astounding Aug,Sep 1958)
- Who? by Algis Budrys (Pyramid, 1958)
- Have Spacesuit – Will Travel by Robert A. Heinlein (F&SF Aug,Sep,Oct 1958)
- Time Killer (alt: Immortality, Inc.; Immortality Delivered) by Robert Sheckley (Galaxy Oct,Nov,Dec 1958, Feb 1959)