Rob Watson is listed in the credits for the following albums:
| Year | Artist | Album | Role |
|---|---|---|---|
| 1980 | Roby Duke | Not the Same | Synthesizers |
| 1982 | John Mehler | Bow & Arrow | Keyboards |
| 1982 | Daniel Amos | Doppelganger | Keyboards |
| 1983 | Randy Stonehill | Equator | Keyboards |
| 1984 | Lewis McVay | Coming Attractions | Synthesizer |
| 1984 | Daniel Amos | Vox Humana | Producer, Engineer, Percussion, Keyboards, Synthesizers, Background Vocals |
| 1984 | 441 | 441 | Keyboards |
| 1985 | The Rap'Sures | Gospel Rap | Producer, Engineer, Arranger, Songwriter, Drum Programming, Vocals |
| 1986 | Oden Fong | Invisible Man | Keyboards |
| 1986 | Common Bond | Heaven Is Calling | Background Vocals |
| 1986 | Wild Blue Yonder | Wild Blue Yonder | Piano, Organ, Background Vocals |
| 1986 | Randy Stonehill | The Wild Frontier | Synthesizer |
| 1986 | Terry Scott Taylor | Knowledge & Innocence | Producer, Arranger, Songwriter, Keyboards, Synthesizers, Guitars, Bass, Percussion, Background Vocals |
| 1986 | D.O.X. | D.O.X. | Keyboards, Background Vocals |
| 1986 | Daniel Amos | Fearful Symmetry | Keyboards, Snares |
| 1986 | The Choir | Shades of Gray | Emulator |
| 1986 | Altar Boys | Gut Level Music | Producer, Engineer |
| 1987 | The Rap'Sures | OT Rap | Producer, Engineer, Arranger, Songwriter, Drum Programming, Vocals |
| 1987 | Terry Scott Taylor | A Briefing for the Ascent | Background Vocals |
| 1987 | Altar Boys | Against the Grain | Engineer, Mixed |
| 1988 | Swirling Eddies | Let's Spin | Keyboards, Background Vocals |
| 1988 | Mike Stand | Do I Stand Alone | Producer, Engineer, Synthesizers, B3, Steinway Grand |
| 1989 | Swirling Eddies | Outdoor Elvis | Songwriter, Keyboards, Background Vocals |
| 1990 | The Rap'Sures | Loud, Proud, and Born Again | Producer, Mixed, Arranger, Songwriter, Drums, Background Vocals |
| 1990 | Terry Scott Taylor | Dr. Edward Daniel Taylor: The Miracle Faith Telethon | Keyboards, Background Vocals |
| 1991 | Ric Alba | Holes in the Floor of Heaven | Keyboards |
| 1991 | Various Artists | At the Foot of the Cross -Volume 1- Clouds, Rain, Fire | Piano |
| 1992 | Various Artists | Shirley, Goodness and Misery | |
| 1992 | Undercover | Devotion | Horn Arranger |
| 1992 | Deliverance | Stay of Execution | Keyboards |
| 1992 | Randy Stonehill | Wonderama | String and Horn Arranger, Keyboards, Music Box, Calliope, Bells, Marimba, Background Vocals |
| 1992 | Lost Dogs | Scenic Routes | Engineer |
| 1992 | Roby Duke | Not the Same (reissue) | Synthesizers |
| 1992 | Mortal | Lusis | Engineer |
| 1992 | The Choir | At the Foot of the Cross | Arrangements, Electric Piano |
| 1992 | Adam Again | Dig | Keyboards, Cello Arranger |
| 1993 | Randy Stonehill | Stories | Keyboards |
| 1993 | Daniel Amos | Motorcycle | Mellotron, Hammond Organ, Piano |
| 1993 | Mortal | Fathom | Engineer, Mixed |
| 1995 | Deliverance | A Decade of Deliverance | Keyboards |
| 1995 | Swirling Eddies | The Berry Vest of the Swirling Eddies | Songwriter, Keyboards, Background Vocals |
| 1996 | Various Artists | Never Say Dinosaur | String Arrangements, Strings |
| 1998 | Daniel Amos | Our Personal Favorite World Famous Hits | Producer, Engineer, Keyboards, Background Vocals |
| 1999 | Lost Dogs | Best Of The Lost Dogs | Engineer |
| 1999 | Adam Again | Worldwide Favorites | Keyboards, Cello Arranger |
| 2000 | Deliverance | Classic Archives (What a Joke / Stay of Execution) | Keyboards |
| 2000 | Adam Again | Homeboys / Dig | Keyboards, Cello Arranger |
| 2001 | Randy Stonehill | Uncle Stonehill's Hat | Arrangements |
| 2002 | Terry Scott Taylor | Little, Big | Producer, Engineer, Mixed, Arrangements, Keyboards, Loops, Accordion, Mandolin, Percussion, Whistles, Bells |
| 2002 | Terry Scott Taylor | Songs for the Day After Christmas | Producer, Piano |
| 2013 | Daniel Amos | Dig Here Said the Angel | Keyboards, orchestral embellishments, Backing vocals, Sunshine Street Choir |
