DemiCon

A convention held in Des Moines, IA from 1990 sponsored by the Des Moines Science Fiction Society. Rusty Hevelin was toastmaster for most of them! In the 2010s, it has drifted towards being more of a games and media convention.

Convention	Dates	GoHs
DemiCon 1	Apr 23-25, 1990	C. J. Cherryh, Robert Daniels Jr.
DemiCon 2	Apr 26-28, 1991	Joe Haldeman, Lucy Synk, Gay Haldeman
DemiCon 3	Mar 27-29, 1992	Rob Chilson, David Cherry, Myrna Logan
DemiCon 4	Mar 26-28, 1993	Mickey Zucker-Reichert, Erin Mckee, Mark Moore
DemiCon 5	Apr 22-24, 1994	Glen Cook, David Lee Anderson, Pierre Pettinger, Sandy Pettinger
DemiCon 6	May 5-7, 1995	Roger Zelazny, Vincent Jo-Nes, Bob Tucker
DemiCon 7	May 3-5, 1996	Algis Budrys, Keith Berdak, Otto Sheller, Ruth Sheller
DemiCon 8	May 2-4, 1997	Barbara Hambly, Mitchell Davidson Bentley, Charles Piehl
DemiCon 9	May 1-3, 1998	George Alec Effinger, William J. Hodgson, Marshall Willis, Dee Willis
DemiCon 10	Apr 30 - May 2, 1999	Spider and Jeanne Robinson, Nene Thompson, Bill Broughton
DemiCon 11	May 5-7, 2000	Lois McMaster Bujold, Susan Van Camp, Alois Tchampl, Wendy Tchampl
DemiCon 12	May 4-6, 2001	Harry Harrison, Sergey Poyarkov, Tadao Tomomatsu
DemiCon 13	May 3-5, 2002	F. Paul Wilson, Alan M. Clark, Dennis Lynch
DemiCon 14	May 2-4, 2003	Octavia E. Butler, Lubov, Lynda Sherman
DemiCon 15	May 1-2, 2004	Emma Bull, Will Shetterly, Alan Gutierrez, Rusty Hevelin
DemiCon 16	July 29-31, 2005	Brad Linaweaver, Mike Cole, Scott Corwin, Sheila Lenkman
DemiCon 17	July 28-30, 2006	Frederick Pohl, Janet Chui, Ted Poovey, Darice Schirber-Poovey
DemiCon 18	May 18-20, 2007	Catherine Asaro, Theresa Mather, Steve Houle
DemiCon 19	May 2-4, 2008	Steven Barnes, Mitchell Davidson Bentley, Joe Myers, Inger Myers
DemiCon 20	May 1-3, 2009	Joe Haldeman, Sara Butcher, Roger Tener
DemiCon 21	May 14-16, 2010	Karl Schroeder, Don Maitz, Gregg Parmentier
DemiCon 22	April 29 - May 1, 2011	Sarah Prineas, Sarah Clemens, John & Denise Garner
DemiCon 23	May 4-6, 2012	Patricia Briggs, Allen Williams, Ange Anderson, Brian Anderson
DemiCon 24	May 3-5, 2013	David Weber, Scott Ross, Mitch & Mary Thompson, Dennis Lynch
DemiCon 25	May 2-4, 2014	Tee Morris, Lojo Russo, Kevin Roche, Andrew Trembley, Susan Leabhart
DemiCon 26	May 1-3, 2015	Jim C. Hines, Megan Lara, Michelle Clark, Tadao Tomomatsu
DemiCon 27	April 29 - May 1, 2016	Adam J. Whitlatch, Alan M. Clark, Gary & Erin Wickering, Tadao Tomomatsu
DemiCon 28	May 5-7, 2017	Lars Pearson, Ron Wagner, Richard Harper, Susan Leabhart
DemiCon 29	May 4-6, 2018	Christina Henry, Susan Leabhart, Christine Mitzuk
DemiCon 30	May 3-5, 2019	Gail Carriger, John Picacio, Joe & Gay Haldeman, Becky Kinnamon, David Winterton, Susan Leabhart
DemiCon 31	May 1-3, 2020	Lettie Prell, David Pancake, Dana and Bruce Hinterleitner
DemiCon 31	April 30-May 2, 2021 (virtual)	Lettie Prell, David Pancake, Dana and Bruce Hinterleitner, Susan Leabhart

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Convention
Website	1990—

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