Stewart won 168 games in his 16-year career, which included four 20-win seasons, and pitched for five teams, most notably the Oakland Athletics.
He was named the World Series MVP in 1989 after Oakland’s four-game sweep of the San Francisco Giants. If hired, he would be reunited with former A's manager Tony La Russa, who is now Arizona’s chief baseball officer.
The Diamondbacks, who have the third-worst record in baseball, are seeking to replace Kevin Towers, who was fired earlier this month.
- Scooby Axson