August 31- September 3, 2012
DragonCon
Atlanta, GA
Science fiction and fantasy books and media
Many author guests, including: Kevin J. Anderson, Tracy Hickman, Timothy Zahn, and many others

August 31- September 3, 2012
Coppercon
Avondale, Arizona
Science fiction
Author Guest of Honor: Ari Marmell author of Thief's Covenant and False Covenant

September 7-9, 2012
Geek.Kon
Madison, WI
Author Guest: Elaine Cunningham

September 14-16, 2012

Denver, CO
Anime convention

September 13-16, 2012
Scare-a-cuse
Syracuse, NY
Horror, science fiction and paranormal

September 21-23, 2012
Can-Con
Ottowa, Ont., Canada
Speculative arts and literature
Author Guest of Honor: Hayden Trenholm

September 21-23, 2012
Foolscap
Redmond, WA
Science fiction and fantasy art and literature
Author Guests of Honor: Joe Haldeman and Gay Haldeman

September 21-23, 2012

Dallas, TX
Science fiction
This year's theme: "The Future's So Bright..."
Guest of Honor: C.J. Cherryh

September 21-23, 2012
Oxonmoot
Oxford, England
Tolkien Society Conference

September 23-25, 2012
TitanCon
Science fiction fantasy and gaming
Guests: Ian McDonald, Peadar O Guilin, author of (The Deserter) and many other guests, including some cast members of "Game of Thrones"

September 27-30, 2012
FantasyCon
Brighton, England
Annual convention of the British Fantasy Society
Guests of Honor: Joe R. Lansdale, Muriel Gray, Brent Weeks