| Past champions | |||
| Year | Winner | Score | Course |
| 1999 | Gil Morgan | 198 (12-under) | Golf Center at Kings Island, Mason, Ohio |
| 1998 | xy-Hugh Baiocchi | 133 (7-under) | Golf Center at Kings Island, Mason, Ohio |
| 1997 | Jay Sigel | 195 (18-under) | Golf Center at Kings Island, Mason, Ohio |
| 1996 | Isao Aoki | 198 (15-under) | Golf Center at Kings Island, Mason, Ohio |
| 1995 | Mike Hill | 196 (17-under) | Golf Center at Kings Island, Mason, Ohio |
| 1994 | Jim Colbert | 199 (14-under) | Golf Center at Kings Island, Mason, Ohio |
| 1993 | Simon Hobday | 202 (11-under) | Jack Nicklaus Sports Center, Mason, Ohio |
| 1992 | x-Gibby Gilbert | 198 (15-under) | Jack Nicklaus Sports Center, Mason, Ohio |
| 1991 | Al Geiberger | 203 (10-under) | Jack Nicklaus Sports Center, Mason, Ohio |
| 1990 | y-Jim Dent | 133 (9-under) | Jack Nicklaus Sports Center, Mason, Ohio |
| |