| 1 | | 5th Annual Black Hawk Metro Snow Disc Open | C | 04-Feb-1990 | $32 |
| 2 | 110.00 | Oskaloosa Open 1990 | C | 08-Apr-1990 | $28 |
| 6 | | Kansas City Wide Open | C | 21-Apr to 22-Apr-1990 | $130 |
| 3 | | New Lenox Open | C | 28-Apr to 29-Apr-1990 | $145 |
| 5 | | Fairfield Pro-Am | C | 12-May-1990 | $16 |
| 1 | 105.00 | 4th Annual Bud-Light John Kramer Open | C | 20-May-1990 | $176 |
| 3 | 80.00 | 1990 My Waterloo Days | C | 09-Jun to 10-Jun-1990 | $110 |
| 2 | | Spring Fever Fling Disc Golf Classic | C | 16-Jun-1990 | $38 |
| 1 | 60.00 | 1st Annual Turkey Shoot | C | 30-Jun-1990 | $215 |
| 5 | | Central Iowa Doubles Challenge | C | 08-Jul-1990 | $28 |
| 41 | | Mid-America Open | A | 14-Jul to 15-Jul-1990 | |
| 1 | | 2nd Annual Dayton Classic | C | 29-Jul-1990 | $154 |
| 10 | | Edgewood Labor Day Classic | C | 01-Sep to 02-Sep-1990 | |
| 5 | | Black Hawk Metro Disc Golf Open | C | 16-Sep-1990 | $25 |
| 2 | | Ottumwa Fall Classic | C | 30-Sep-1990 | $65 |
| 101 | | 1990 PDGA Professional Disc Golf World Championships | M | 09-Oct to 13-Oct-1990 | |
| 2 | | Cool Weather Classic | C | 21-Oct-1990 | $70 |
