Bob Hartman, Greg Bailey, John Schlitt, Paul Simmons

Fort Wayne, Indiana, Indiana, United States

Petra has been around from 1972 – 2006.

Petra was a prominent Christian rock band, regarded by many as the pioneers of the Christian rock and Contemporary Christian music genres. Petra was formed in 1972, in Fort Wayne, Indiana by Bob Hartman, Greg Hough and John DeGroff while they were students of the Christian Training Center. The name of the band comes from the Greek word for "rock, massive".