Each year, Congregate remembers contributors that we have lost from the science fiction and fantasy world. The tradition began in memory of Aaron Allston, who was well known for his love of Hawaiian shirts.

We encourage everyone to wear a Hawaiian shirt on Friday of the convention, in honor of:​

• John Amos
• Bruce Boston
• Bill Cobbs
• Shannon Doherty
• Shelley Duvall
• Ron Ely
• M.J. Engh
• Lou Harper
• Teri Garr
• Andrew C. Greenberg
• Greg Hildebrandt
• Robert Irwin
• Fredric Jameson
• James Earl Jones
• Zoe Kaplan
• T. Jackson King
• Deborah P. Kolodji
• Kris Kristofferson
• Morgan Lofting
• Rachael Lillis
• (Taral) Wayne MacDonald
• John Marsden
• Martin Mull
• Obi Ndefo
• Bob Newhart
• Tony Todd
• Maggie Smith
• Tim Sullivan
• John Wycough
• Patti Yasutake
• George Zebrowski
• Trent Zelazny