1990 Barber Saab Pro Series
The 1990 Barber Saab Pro Series season was the fifth season of the series. All drivers used Saab powered Goodyear shod Mondiale chassis. Rob Wilson won the championship. Wilson was the first non-American to win the Barber Saab Pro Series.
Race calendar and results
| Round | Circuit | Location | Date | Winner |
| 1 | Bicentennial Park |  Miami, Florida | February 25 |  Rob Wilson |
| 2 | Road Atlanta | Braselton, Georgia | April 1 |  John Robinson |
| 3 | Palm Beach International Raceway | Jupiter, Florida | April 22 | Rob Wilson |
| 4 | Heartland Park Topeka | Topeka, Kansas | May 6 | Rob Wilson |
| 5 | Lime Rock Park | Lime Rock, Connecticut | May 28 | Rob Wilson |
| 6 | Mid-Ohio Sports Car Course | Lexington, Ohio | June 3 | Rob Wilson |
| 7 | Watkins Glen International | Watkins Glen, New York | July 1 | John Bigham |
| 8 | Sonoma Raceway | Sonoma, California | July 15 | John Robinson |
| 9 | Portland International Raceway | Portland, Oregon | July 29 | Steve Cameron |
| 10 | Road America | Elkhart Lake, Wisconsin | August 19 | John Tanner |
| 11 | Florida State Fairgrounds | Tampa, Florida | September 30 | John Robinson |
| 12 | Del Mar Fairgrounds | Del Mar, California | October 11 | Rob Wilson |
Final standings
| Rank | Driver | MIA | ATL | PBI | TOP | LRP | MDO | WGI | SON | POR | ROA | FLO | DMF | Points |
| 1 | Rob Wilson | 1 | 1 | 1 | 1 | 1 | 9 | 1 | 174 | |||||
| 2 | John Robinson | 1 | 5 | 1 | 1 | 119 | ||||||||
| 3 | John Tanner | 2 | 1 | 15 | 95 | |||||||||
| 4 | Steve Cameron | 4 | 1 | 93 | ||||||||||
| 5 | Bryan Herta | 13 | 16 | 55 | ||||||||||
| 6 | John Bigham | 3 | 1 | 8 | 54 | |||||||||
| 7 | Nick Kunewalder | 10 | 34 | |||||||||||
| 8 | Walt Bohren | 6 | 32 | |||||||||||
| 9 |  Robert Amren | 2 | 30 | |||||||||||
| 10 | Jim Pace | 20 | 30 | |||||||||||
| 11 | Bert Hart | 11 | 22 | |||||||||||
| 12 | Page Jones | 3 | 22 | |||||||||||
| 13 | Briggs Phillips | 21 | 22 | |||||||||||
| 14 | Kelly Collins | 9 | 21 | |||||||||||
| 15 | Mark Jaremko | 18 | ||||||||||||
| Matt Blevins | 19 | |||||||||||||
| Matt Christian | 24 | |||||||||||||
| Bud Clark | 17 | |||||||||||||
| Bob Dotson | 7 | |||||||||||||
| Victor Gonzalez | 23 | |||||||||||||
| Jon Gooding | 10 | |||||||||||||
| John Hotchkis | 17 | |||||||||||||
| Tom Juckette | 16 | 11 | ||||||||||||
 Tony Leivo | 4 | |||||||||||||
| Cecil Lepard | 12 | |||||||||||||
| Art Mann | 14 | |||||||||||||
| Leo Parente | 15 | 6 | ||||||||||||
| Lee Parkinson | 18 | |||||||||||||
| David Pook | 5 | |||||||||||||
| Bob Reid | 13 | |||||||||||||
| Wes Short | 7 | |||||||||||||
| Glenn Straub | 8 | |||||||||||||
| John Thompson | 18 | |||||||||||||
| Blair Walker | 14 | |||||||||||||
| Dan Wall | 12 | |||||||||||||
| Bret Weiss | 22 |