The nominees for the 2013 Hugo Awards were announced at four conventions, online via UStream, through CoverItLive coverage on the Hugo Awards web site, and via the Twitter feed and other social media of LoneStarCon 3, the 2013 Worldcon, on March 30, 2013.

1,343 valid nominating ballots (1,329 electronic and 14 paper) were received and counted from the members of Chicon 7, LoneStarCon 3 and Loncon 3.

See the 2013 Hugo Awards page for the full list of nominations.

The 2013 Hugo Award and John W. Campbell Award winners will be announced Sunday, September 1, 2013, during the Hugo Awards Ceremony at LoneStarCon 3 in San Antonio, Texas.