No. |
Convention |
Dates |
Location |
Chair |
GoHs |
Members (attend./ total)
|
1 |
Nycon |
July 2–4, 1939 |
New York |
Sam Moskowitz |
Frank R. Paul |
200
|
2 |
Chicon |
September 1–2, 1940 |
Chicago |
Mark Reinsberg |
E. E. Smith |
128
|
3 |
Denvention |
July 4–6, 1941 |
Denver |
Olon F. Wiggins |
Robert A. Heinlein |
90
|
War years |
1942–1945 |
No Worldcon held.
|
4 |
Pacificon |
1942 July 4–7, 1946 |
Los Angeles |
Walter J. Daugherty |
A. E. van Vogt, E. Mayne Hull |
130
|
5 |
Philcon |
August 30–September 1, 1947 |
Philadelphia |
Milton Rothman |
John W. Campbell, Jr. |
200
|
6 |
Torcon |
July 3–5, 1948 |
Toronto |
Ned McKeown |
Robert Bloch, Bob Tucker |
200
|
7 |
Cinvention |
September 3–5, 1949 |
Cincinnati |
Charles R. Tanner (honorary), Don Ford (acting) |
Lloyd A. Eshbach, Ted Carnell |
190
|
8 |
NorWesCon |
September 1–4, 1950 |
Portland |
Donald B. Day |
Anthony Boucher |
400
|
9 |
Nolacon |
September 1–3, 1951 |
New Orleans |
Harry B. Moore |
Fritz Leiber |
190
|
10 |
Chicon II |
August 30–September 1, 1952 |
Chicago |
Julian C. May |
Hugo Gernsback |
870 / 1,175
|
11 |
Philcon II |
September 5–7, 1953 |
Philadelphia |
Milton Rothman |
Willy Ley |
750
|
12 |
SFCon |
September 3–6, 1954 |
San Francisco |
Lester Cole, Gary Nelson |
John W. Campbell, Jr. |
700
|
13 |
Clevention |
September 2–5, 1955 |
Cleveland |
Nick & Noreen Falasca |
Isaac Asimov, Sam Moskowitz |
380
|
14 |
NyCon II |
August 31–September 3, 1956 |
New York |
Dave Kyle |
Arthur C. Clarke |
850
|
15 |
Loncon |
September 6–9, 1957 |
London |
Ted Carnell |
John W. Campbell, Jr. |
268
|
16 |
Solacon |
August 29–September 1, 1958 |
Los Angeles |
Anna S. Moffatt |
Richard Matheson |
322 / 601
|
17 |
Detention |
September 4–7, 1959 |
Detroit |
Roger Sims, Fred Prophet |
Poul Anderson, John Berry |
371
|
18 |
Pittcon |
September 3–5, 1960 |
Pittsburgh |
Dirce Archer |
James Blish |
568
|
19 |
Seacon |
September 2–4, 1961 |
Seattle |
Wally Weber |
Robert A. Heinlein |
300
|
20 |
Chicon III |
August 31–September 3, 1962 |
Chicago |
Earl Kemp |
Theodore Sturgeon |
730 / 830
|
21 |
Discon |
August 31–September 2, 1963 |
Washington, D.C. |
George Scithers |
Murray Leinster |
600
|
22 |
Pacificon II |
September 4–7, 1964 |
Oakland |
J. Ben Stark, Al Halevy |
Leigh Brackett, Edmond Hamilton, Forrest J Ackerman |
523
|
23 |
Loncon II |
August 27–30, 1965 |
London |
Ella Parker |
Brian W. Aldiss |
350
|
24 |
Tricon |
September 1–5, 1966 |
Cleveland |
Ben Jason, Howard DeVore, Lou Tabakow |
L. Sprague de Camp |
850
|
25 |
NyCon3 |
August 31–September 4, 1967 |
New York |
Ted White, Dave Van Arnam |
Lester del Rey, Bob Tucker |
1,500
|
26 |
Baycon |
August 29–September 2, 1968 |
Berkeley |
Bill Donaho, Alva Rogers, J. Ben Stark |
Philip José Farmer, Walter J. Daugherty |
1,430
|
27 |
St. Louiscon |
August 28–September 1, 1969 |
St. Louis |
Ray & Joyce Fisher |
Jack Gaughan, Eddie Jones |
1,534
|
28 |
Heicon '70 |
August 20–24, 1970 |
Heidelberg, Germany |
Manfred Kage |
E. C. Tubb, Robert Silverberg, Herbert W. Franke, Elliot K. Shorter |
620
|
29 |
Noreascon |
September 2–6, 1971 |
Boston |
Tony Lewis |
Clifford D. Simak, Harry Warner, Jr. |
1,600
|
30 |
L.A.Con |
September 1–4, 1972 |
Los Angeles |
Charles Crayne, Bruce Pelz |
Frederik Pohl, Buck & Juanita Coulson |
2,007
|
31 |
Torcon II |
August 31–September 3, 1973 |
Toronto |
John Millard |
Robert Bloch, Bill Rotsler |
2,900
|
32 |
Discon II |
August 29–September 2, 1974 |
Washington, D.C. |
Ron Bounds, Jay Haldeman |
Roger Zelazny, Jay Kay Klein |
3,587
|
33 |
Aussiecon |
August 14–17, 1975 |
Melbourne, Australia |
Robin Johnson |
Ursula K. Le Guin, Susan Wood, Mike Glicksohn, Donald Tuck |
606
|
34 |
MidAmeriCon |
September 2–6, 1976 |
Kansas City |
Ken Keller |
Robert A. Heinlein, George Barr |
3,014 / 4,200
|
35 |
SunCon |
August 2–5, 1977 |
Miami Beach |
Don Lundry |
Jack Williamson, Robert A. Madle |
3,240
|
36 |
IguanaCon II |
August 30–September 4, 1978 |
Phoenix |
Tim Kyger |
Harlan Ellison, Bill Bowers |
4,700
|
37 |
Seacon '79 |
August 23–26, 1979 |
Brighton, UK |
Peter Weston |
Brian Aldiss, Fritz Leiber, Harry Bell |
3,114
|
38 |
Noreascon Two |
August 29–September 1, 1980 |
Boston |
Leslie Turek |
Damon Knight, Kate Wilhelm, Bruce Pelz |
5,850
|
39 |
Denvention Two |
September 3–7, 1981 |
Denver |
Suzanne Carnival, Don C. Thompson |
Clifford D. Simak, C. L. Moore, Rusty Hevelin |
3,792
|
40 |
Chicon IV |
September 2–6, 1982 |
Chicago |
Ross Pavlac, Larry Propp |
A. Bertram Chandler, Frank Kelly Freas, Lee Hoffman |
4,275
|
41 |
ConStellation |
September 1–5, 1983 |
Baltimore |
Michael J. Walsh |
John Brunner, David A. Kyle |
6,400
|
42 |
L.A.con II |
August 30–September 3, 1984 |
Los Angeles |
Craig Miller, Milt Stevens |
Gordon R. Dickson, Dick Eney |
8,365 / 9,282
|
43 |
Aussiecon Two |
August 22–26, 1985 |
Melbourne, Australia |
David Grigg |
Gene Wolfe, Ted White |
1,599
|
44 |
ConFederation |
August 28–September 1, 1986 |
Atlanta |
Penny Frierson, Ron Zukowski |
Ray Bradbury, Terry Carr |
5,811
|
45 |
Conspiracy '87 |
August 27–September 1, 1987 |
Brighton, UK |
Paul Oldroyd |
Doris Lessing, Alfred Bester, Arkady & Boris Strugatsky, Jim Burns, Ray Harryhausen, Joyce Slater, Ken Slater, David Langford |
4,009 / 5,425
|
46 |
Nolacon II |
September 1–5, 1988 |
New Orleans |
John H. Guidry |
Donald A. Wollheim, Roger Sims |
5,300
|
47 |
Noreascon 3 |
August 31–September 4, 1989 |
Boston |
Mark L. Olson |
Andre Norton, Ian & Betty Ballantine, the Stranger Club |
6,837 / 7,795
|
48 |
ConFiction |
August 23–27, 1990 |
The Hague, Netherlands |
Kees van Toorn |
Harry Harrison, Wolfgang Jeschke, Joe Haldeman, Andrew Porter |
3,580
|
49 |
Chicon V |
August 29–September 2, 1991 |
Chicago |
Kathleen Meyer |
Hal Clement, Martin H. Greenberg, Richard Powers, Jon & Joni Stopa |
5,661
|
50 |
MagiCon |
September 3–7, 1992 |
Orlando |
Joe Siclari |
Jack Vance, Vincent Di Fate, Walter A. Willis |
5,319 / 6,368
|
51 |
ConFrancisco |
September 2–6, 1993 |
San Francisco |
David W. Clark |
Larry Niven, Alicia Austin, Tom Digby, Jan Howard Finder |
6,602 / 7,725
|
52 |
ConAdian |
September 1–5, 1994 |
Winnipeg |
John Mansfield |
Anne McCaffrey, George Barr, Robert Runte |
3,570
|
53 |
Intersection |
August 24–28, 1995 |
Glasgow |
Vincent Docherty, Martin Easterbrook |
Samuel R. Delany, Gerry Anderson, Les Edwards, Vincent Clarke |
4,173/ 6,524
|
54 |
L.A.con III |
August 29–September 2, 1996 |
Los Angeles |
Mike Glyer |
James White, Roger Corman, Elsie Wollheim, Takumi & Sachiko Shibano |
6,703
|
55 |
LoneStarCon 2 |
August 28–September 1, 1997 |
San Antonio |
Karen Meschke |
Algis Budrys, Michael Moorcock, Don Maitz, Roy Tackett |
4,634 / 5,614
|
56 |
BucConeer |
August 5–9, 1998 |
Baltimore |
Peggy Rae Pavlat |
C. J. Cherryh, Stanley Schmidt, Michael Whelan, J. Michael Straczynski, Milton A. Rothman |
6,572
|
57 |
Aussiecon Three |
September 2–6, 1999 |
Melbourne, Australia |
Perry Middlemiss |
George Turner, Greg Benford, Bruce Gillespie |
1,548 / 2,872
|
58 |
Chicon 2000 |
August 31–September 4, 2000 |
Chicago |
Tom Veal |
Ben Bova, Bob Eggleton, Jim Baen, Bob & Anne Passovoy |
5,794 / 6,574
|
59 |
Millennium Philcon |
August 29–September 3, 2001 |
Philadelphia |
Todd Dashoff |
Greg Bear, Stephen Youll, Gardner Dozois, George Scithers |
4,840 / 6,269
|
60 |
ConJosé |
August 29–September 2, 2002 |
San Jose |
Tom Whitmore, Kevin Standlee |
Vernor Vinge, David Cherry, Bjo & John Trimble |
5,162 / 5,916
|
61 |
Torcon 3 |
August 28–September 1, 2003 |
Toronto |
Peter Jarvis |
George R. R. Martin, Frank Kelly Freas, Robert Bloch, Mike Glyer |
3,834 / 4,986
|
62 |
Noreascon 4 |
September 2–6, 2004 |
Boston |
Deb Geisler |
Terry Pratchett, William Tenn, Jack Speer, Peter Weston |
6,008 / 7,485
|
63 |
Interaction |
August 4–8, 2005 |
Glasgow |
Vincent Docherty, Colin Harris |
Christopher Priest, Robert Sheckley, Jane Yolen, Greg Pickersgill, Lars-Olov Strandberg |
4,115 / 5,202
|
64 |
L.A.con IV |
August 23–27, 2006 |
Los Angeles |
Christian B. McGuire |
Connie Willis, James Gurney, Howard DeVore, Frankie Thomas |
5,738 / 6,291
|
65 |
Nippon 2007 |
August 30–September 3, 2007 |
Yokohama, Japan |
Hiroaki Inoue |
Sakyo Komatsu, David Brin, Yoshitaka Amano, Michael Whelan, Takumi Shibano |
3,348 / 5,149
|
66 |
Denvention 3 |
August 6–10, 2008 |
Denver |
Kent Bloom |
Lois McMaster Bujold, Rick Sternbach, Kathy Mar, Tom Whitmore |
3,752 / 4,854
|
67 |
Anticipation |
August 6–10, 2009 |
Montreal |
René Walling, Robbie Bourget |
Neil Gaiman, Elisabeth Vonarburg, David Hartwell, Tom Doherty, Taral Wayne |
3,925 / 4,499
|
68 |
Aussiecon 4 |
September 2–6, 2010 |
Melbourne, Australia |
Perry Middlemiss, Rose Mitchell |
Kim Stanley Robinson, Shaun Tan, Robin Johnson |
2,101 / 3,462
|
69 |
Renovation |
August 17–21, 2011 |
Reno, NV |
Patty Wells |
Ellen Asher, Tim Powers, Charles N. Brown, Boris Vallejo |
4,112 / 5,526
|
70 |
Chicon 7 |
August 30–September 3, 2012 |
Chicago |
Dave McCarty |
Mike Resnick, Story Musgrave, Jane Frank, Rowena Morrill, Peggy Rae Sapienza |
4,743 / 6,197
|
71 |
LoneStarCon 3 |
August 29–September 2, 2013 |
San Antonio |
Randall Shepherd |
James Gunn, Norman Spinrad, Ellen Datlow, Darrell K. Sweet, Willie Siros |
4,832 / 6,130
|
72 |
Loncon 3 |
August 14–18, 2014 |
London |
Steve Cooper, Alice Lawson |
Iain M. Banks, John Clute, Malcolm Edwards, Chris Foss, Jeanne Gomoll, Robin Hobb, Bryan Talbot |
6,946 / 10,718
|
73 |
Sasquan |
August 19–23, 2015 |
Spokane, WA |
Sally Woehrle |
David Gerrold, Vonda N. McIntyre, Brad Foster, Dr. Kjell Lindgren, Tom Smith, Leslie Turek |
5,077 / 11,742
|
74 |
MidAmeriCon 2 |
August 17–21, 2016 |
Kansas City |
Ruth Lichtwardt |
Kinuko Y. Craft, Patrick & Teresa Nielsen Hayden, Tamora Pierce, Michael Swanwick |
4,719 / 7,740
|
75 |
Worldcon 75 |
August 9–13, 2017 |
Helsinki, Finland |
Jukka Halme |
John-Henri Holmberg, Nalo Hopkinson, Johanna Sinisalo, Claire Wendling, Walter Jon Williams, Ian Stewart |
7,949 / 9,634
|
76 |
ConJose 2 |
August 16–20, 2018 |
San Jose |
Kevin Roche |
Spider Robinson, Chelsea Quinn Yarbro, Pierre & Sandy Pettinger |
4,804 / 8,033
|
77 |
Dublin 2019 |
August 15–19, 2019 |
Dublin, Ireland |
James Bacon |
Bill Burns, Mary Burns, Diane Duane, Ginjer Buchanan, Ian McDonald, Jocelyn Bell Burnell, Steve Jackson |
6,525 / 8,430
|
78 |
CoNZealand |
July 29–August 2, 2020 |
Wellington, NZ Online |
Norman Cates, Kelly Buehler |
Mercedes Lackey & Larry Dixon, Greg Broadmore, Rose Mitchell |
1,847 (virtual) / 4,624
|
79 |
Discon III |
August 25–29, 2021 December 15–19, 2021 |
Washington, D.C. |
Mary Robinette Kowal |
Nancy Kress, John Harris, Toni Weisskopf, Ben Yalow |
2,359 (+ 952 virt.) / 8,721
|
80 |
Chicon 8 |
September 1–5, 2022 |
Chicago |
Helen Montgomery |
Charles de Lint, Floyd Norman, Erle Korshak, Edie Stern & Joe Siclari, Steven Barnes & Tananarive Due |
3,574 (+ 513 virt.) / 6,500
|
81 |
Chengdu Worldcon |
August 16-20, 2023 October 18-22, 2023 |
Chengdu, China |
Ben Yalow, Hongwei He, Chen Shi |
Cixin Liu, Sergey Lukianenko, Robert J. Sawyer |
TBD
|
82 |
Glasgow 2024 |
August 8–12, 2024 |
Glasgow, Scotland |
Esther MacCallum-Stewart |
Chris Baker (aka Fangorn), Claire Brialey & Mark Plummer, Ken MacLeod, Nnedi Okorafor, Terri Windling |
7,240 (+ 618 virt.) / 8,845[1]
|
83 |
Seacon '25 |
August 13-17, 2025 |
Seattle |
Kathy Bond |
Martha Wells, Donato Giancola, Bridget Landry, Alexander James Adams |
n/a w/o a TM
|
84 |
LAcon V |
August 27-31, 2026 |
Los Angeles, CA |
Joyce Lloyd |
Barbara Hambly, Ronald D. Moore, Coleen Doran, Tim Kirk, Geri Sullivan, Anita Sengupta, Stan Sakai
|