Completed Edition
1975 Western Open
BMW Championship June 26–June 30, 1975
Results
Published results
Recorded score
- Won byHale Irwin283 (-1)
Venue
- Primary venueButler National Golf Club
Hosted by Butler National Golf ClubAll competition rounds
Nearby editions
Sources and record notes
Archive note
The 1975 edition was played at Butler National Golf Club, and won by Hale Irwin with 283 (-1).
Record sources
- Western Golf Association: 2025 BMW / Western Open Records and Statistics Guide
- 1975 Western Open · Championship identity
PDF page 138, 1975 chapter, plus summary page 7. Competition dates come from the actual year chapter; institutional venue and champion are independently cross-checked against the official publisher chronology.
Verified 2026-10-24 - Butler National Golf Club
Official 1975 venue: June 26-30 Butler National Golf Club, Oak Brook, Ill. 7,002 yards, par 71. This binds the continuing named physical course, without projecting its historical par, yardages or setup onto the current scorecard.
Verified 2026-10-24 - Hale Irwin
PDF page 138, 1975 chapter, plus summary page 7. Named champion in official records.
Verified 2026-10-24
- 1975 Western Open · Championship identity