Biography
Gregory Xavier Volz (born January 12, 1950) is a Christian rock singer. He is most noted for being the lead singer of Petra from 1979 to 1985. He has continued to sing, sporadically, for different iterations of Petra such as Classic Petra (2010-2012) and Classic Petra Resurrection (CPR; 2016 to the present).
Bio from Wikipedia
Discography
Records they worked on — most-collected first.
Credited work
298 releases · 49 albums · active 1970–2025
- Performance · 782
- Other credits · 164
- Production · 43
- Engineering · 19
- Mastering · 2
Studios: Rivendell Sound Recorders · The Bennett House · Mama Jo's · Indian Creek Recording
Frequent collaborators
- Petra (9)
- Twila Paris
- Kerry Livgren
- Trace Balin
- Various
- Amy Grant
- Classic Petra
- Mylon Lefevre & Broken Heart






