Calvin Krime was a hardcore band in Minneapolis during the late 1990s. * Sean Tillmann bass, vocals, keyboard
* Joh Kelson guitar, vocals
* Jason Ralph drums The group formed when Sean Tillman, Joh Kelson, and Jason Ralph met at Perpich Center for Arts Education. Their primary audience was in the punk and hardcore scene dominant in south Minneapolis at the time. Usually, Calvin Crime was booked in smaller venues and often at house parties. Their last show was in 1998.