The City Council of Lake Geneva, Wisconsin, approved Gail Gygax's application for a site of memorial in Donian Park to her late husband, Gary Gygax. This approval was a significant step in honoring his legacy in the city where he lived and worked.

Gary Gygax married Gail Carpenter on what would have been his parents' 50th wedding anniversary. This marriage occurred after his divorce from Mary Jo Powell and marked a new chapter in his personal life, coinciding with a period of professional challenges and transitions after leaving TSR.

Gary Gygax married Mary Jo Powell. This marked a significant personal milestone in his life, occurring relatively early in his adult life, and before his major professional achievements.