| Tournament | Round | Doris Schwenn | Campbell Shanks |
| 22.11.1998 Xmas (SA) | 6 | 320 | 366 |
| 16.01.1999 January (SA) | 2 | 309 | 427 |
| 21.03.1999 March (SA) | 4 | 385 | 308 |
| 25.05.2003 Northern Tournament (SA) | 2 | 411 | 309 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 356.25 | 352.5 | |
| Spread: | 15 | -15 | |