# Former White Sox pitching coach Don Cooper dies at 70

> Former White Sox pitching coach Don Cooper, who led a World Series-winning rotation, dies at age 70.
- Title: Former White Sox pitching coach Don Cooper dies at 70
- Summary: Former White Sox pitching coach Don Cooper, who led a World Series-winning rotation, dies at age 70.
- Keywords: don cooper, white sox, world series, pitching coach, mlb, 2005 world series, chicago white sox, seattle mariners, mark buhrle, jose contreras, chris sale, rick renteria
- Source: Chicago Sun-Times — https://chicago.suntimes.com/white-sox/2026/09/23/former-white-sox-pitching-coach-don-cooper-who-led-a-world-series-winning-rotation-dies-at-age-70-mark-buehrle-jose-contreras-chris-sale-rick-renteria-esteban-loaiza
- Published: 2026-09-23T19:57:51.044+00:00
- Read time: 1 min
- Topics: don cooper, white sox, world series, pitching coach, mlb, 2005 world series, chicago white sox, seattle mariners, mark buhrle, jose contreras, chris sale, rick renteria
## Don Cooper dies at 70
Former White Sox pitching coach Don Cooper died at age 70 after leading the team's 2005 World Series-winning rotation.
## Cooper coached White Sox for 30+ seasons
Cooper coached the White Sox organization for over 30 seasons and served as major league pitching coach for over 18 seasons.
## 2005 World Series championship
Cooper led the White Sox to their first World Series title since 1917 in 2005.
## Cooper's coaching impact
Cooper helped Mark Buehrle become a borderline Hall-of-Famer, Jose Contreras, and other pitchers reach their peak.
## 2005 ALCS feat
The 2005 White Sox closed out the American League Championship Series with four straight complete games, a feat unmatched since 1928.
## Cooper's legacy
Cooper instilled confidence in pitchers, with many crediting him for their success and long careers.
## Cooper's final role
Cooper remained the White Sox pitching coach until he was fired alongside manager Rick Renteria after the 2020 season.
## Cooper's impact on players
Cooper helped pitchers like Chris Sale achieve five straight All-Star appearances and Mark Buehrle's 2007 no-hitter and 2009 perfect game.
## Cooper's nickname
White Sox fans nicknamed Cooper 'Coop'll fix 'em' after his ability to help pitchers succeed.
## Cooper's death
Cooper died at age 70 after a long career with the White Sox organization.
## Key takeaway

Former White Sox pitching coach Don Cooper died at 70 after leading the team's 2005 World Series-winning rotation.