| Date | Tournament | State | Round | John Spaan | Daniel Piechnick |
|---|---|---|---|---|---|
| 23/05/1999 | May | SA | 4 | 402 | 395 |
| 24/10/1999 | October | SA | 4 | 188 | 594 |
| 23/03/2001 | South Australian Championships | SA | 3 | 399 | 401 |
| 17/04/2006 | Australian Championships | QLD | 6 | 398 | 485 |
| 25/04/2011 | Aus Championship | ACT | 23 | 452 | 425 |
| 02/04/2018 | 2018 National Championship | ACT | 14 | 487 | 393 |
| 27/12/2018 | Christmas Leftovers | SA | 1 | 355 | 479 |
| 27/12/2022 | Xmas Leftovers 22 | SA | 3 | 330 | 414 |
| 07/09/2024 | AUSTRALIAN MASTERS | SA | 17 | 282 | 543 |
| 19/04/2025 | National Championship and Plate | SA | 7 | 363 | 503 |
| Head-to-head after 10 games | 3 | 7 | |||
| Average score | 365.60 | 463.20 | |||
| Spread | -976 | 976 | |||