| 3 | | Northwest PDGA Series #2 | C | 24-Mar-1990 | $21 |
| 10 | | Tadmore Open | C | 14-Apr-1990 | |
| 6 | | Pender | C | 28-Apr-1990 | |
| 7 | | River Country's 1st World Qualifier | C | 12-May-1990 | |
| 19 | | 13th Annual Western Canadian Flying Disc Championships | C | 26-May to 27-May-1990 | |
| 8 | | Portland Frisbee Golf Championships | C | 30-Jun-1990 | |
| 3 | | Yakima Open Disc Golf Tournament | C | 07-Jul-1990 | $18 |
| 7 | | Eugene Fling | C | 14-Jul-1990 | |
| 6 | | North Bend Championships | C | 15-Jul-1990 | |
| 12 | | 2nd Annual Crane Creek Open | C | 02-Sep to 03-Sep-1990 | |
| 169 | | 1990 PDGA Professional Disc Golf World Championships | M | 09-Oct to 13-Oct-1990 | |
