| 31 | | 20th Annual Wintertime Open | B | 21-Feb to 22-Feb-1998 | |
| 17 | | 1998 Caldecott Open | B | 28-Feb to 01-Mar-1998 | |
| 26 | 120.00 | St. Patrick's Classic | B | 28-Mar to 29-Mar-1998 | |
| 28 | | Motherlode 98 | B | 18-Apr to 19-Apr-1998 | |
| 13 | | Browns-N-Bows | B | 21-Apr to 22-Apr-1998 | |
| 29 | | Santa Cruz Masters Cup | A | 24-Apr to 26-Apr-1998 | |
| 10 | | Wil-Low Pro/Am Jam | B | 09-May to 10-May-1998 | |
| 7 | | Windjammer Open | B | 23-May to 24-May-1998 | |
| 18 | | 3rd Summertime Open | B | 06-Jun to 07-Jun-1998 | |
| 16 | | Tahoe Challenge IV - Pro | B | 13-Jun to 14-Jun-1998 | |
| 14 | | Highland Springs Open | C | 27-Jun to 28-Jun-1998 | |
| 15 | | San Francisco Safari | B | 11-Jul to 12-Jul-1998 | |
| 57 | | Discraft Great Lakes Open | A | 01-Aug to 02-Aug-1998 | |
| 145 | | 1998 PDGA Professional Disc Golf World Championships | M | 03-Aug to 08-Aug-1998 | |
| 23 | | Auburn Open | B | 15-Aug to 16-Aug-1998 | |
