| Date | Tournament | State | Round | Nigel Wilkinson | Campbell Shanks |
|---|---|---|---|---|---|
| 23/05/1999 | May | SA | 2 | 310 | 354 |
| 13/02/2000 | South Australian Championships | SA | 3 | 388 | 342 |
| 21/05/2001 | May | SA | 1 | 374 | 376 |
| 27/05/2001 | May | SA | 3 | 322 | 324 |
| 21/04/2003 | Australian Championships | SA | 13 | 240 | 320 |
| 20/07/2003 | Hove | SA | 6 | 410 | 389 |
| 07/03/2004 | South Australian Championships | SA | 2 | 349 | 370 |
| 20/02/2005 | February | SA | 6 | 425 | 271 |
| 08/02/2009 | SA February Tournament | SA | 5 | 419 | 294 |
| Head-to-head after 9 games | 4 | 5 | |||
| Average score | 359.67 | 337.78 | |||
| Spread | 197 | -197 | |||