Gary Hedden is listed in the credits for the following albums:
| Year | Artist | Album | Role |
|---|---|---|---|
| 1973 | Phil Keaggy | What a Day | Producer, Engineer |
| 1977 | Phil Keaggy | Emerging | Engineer, Mixed |
| 1978 | Phil Keaggy | The Master & The Musician | Mastered, Engineer |
| 1988 | Robin Crow | Windows to the World | Producer, Engineer, Mixed |
| 1988 | Compassion All Star Band | 1 by 1 - Live! | Producer, Engineer |
| 1988 | DeGarmo & Key | Rock Solid: Absolutely Live | Engineer |
| 1989 | Petra | Petra Praise: The Rock Cries Out | Engineer |
| 1989 | Phil Keaggy | The Best of Keaggy | Producer, Engineer, Mixed |
| 1990 | Phil Keaggy | What a Day / Love Broke Thru | Producer, Engineer |
| 1992 | Buddy Greene | Buddy Greene and Friends Live! | Mixed |
| 2000 | Phil Keaggy | reEmerging | Engineer |
| 2007 | Phil Keaggy | The Master and the Musician (reissue) | Engineer, Digital Mastering |
| 2009 | Buddy Greene | A Few More Years | Mastered |
| 2013 | Daniel Amos | Dig Here Said the Angel | Mastered |
