Janitor Joe was an American noise rock band formed in Minneapolis, Minnesota in 1992. The band's founding members were vocalist and guitarist Joachim Breuer, former member of the Minneapolis-based rock band Bastards, bassist and vocalist Kristen Pfaff and drummer Matt Entsminger. Pfaff was replaced by Wayne Davis following her departure in 1993 to join Hole.

Janitor Joe released two studio albums and four singles on OXO and Amphetamine Reptile before disbanding after Pfaff's death in June 1994.