-
Gary was of Caucasian descent.
-
Gary practiced the Jehovah's Witness faith.
-
Gary had been an active writer since 1974.
-
Gary was a smoker.
-
Gary's influences included Robert E. Howard, L. Sprague de Camp, Fletcher Pratt, Fritz Leiber, Poul Anderson, A. Merritt, H. P. Lovecraft and Jack Vance.
-
As of June 2005 until his death, Gary resided in Lake Geneva, Wisconsin.
-
On Gamespy Magazine's countdown of "The 30 Most Influential People in Gaming" in March 2002, Gary tied with J. R. R. Tolkien for #18 spot.
-
Sync Magazine named Gary #1 on the list of 'The 50 Biggest Nerds of All Time'.
-
A strain of bacteria has been named in honor of Gary Gygax, namely "Arthronema gygaxiana sp nov UTCC393".
-
Gary has been diagnosed with an inoperable abdominal aortic aneurysm.
-
From 1986 to 1988 Gary served as Chairman of the Board of Directors for New Infinities Productions, Inc.
-
As of March 13, 2003, Gary is listed under the entry Dungeons and Dragons in the Oxford English Dictionary.
-
SFX Magazine listed Gary as #37 on the list of the "50 Greatest SF Pioneers".