There are several things named Joliet: Louis Jolliet, a 17th century explorer of North America Joliet, Illinois, United States, a city named after Louis Jolliet Joliet Prison Joliet, Montana, United States Joliet (file system), an extension to the ISO 9660 specification, written by Microsoft Joliet Jake, a.k.a. Joliet Jake Blues, one of The Blues Brothers… (More on Joliet)