2005
- ConChair: Bill Putt
- Location: Sheraton – Novi, Michigan
- Dates: April 22nd to April 24th
- Guests of Honor: Cory Doctorow, Eugene Rodenberry Jr., Kevin Siembieda, Joan D. Vinge, Nat Torkington, Dr. Peter Salus, Wil Wheaton (Canceled)
- Website: https://pc3.penguicon.org/
