Billy Casper Senior PGA Tour wins (9) Senior PGA Tour wins (9)

| Date_ | Tournament | Winning_score | Margin_of_victory | Runners_up |
|---|---|---|---|---|
| Jun 12, 1988 | Mazda Senior Tournament Players Championship | –10 (69-68-74-67=278) | 2 strokes | Al Geiberger |
| Oct 22, 1989 | Transamerica Senior Golf Championship | –9 (69-70-68=207) | 3 strokes | Al Geiberger |