| Date | Tournament | State | Round | Robin Andersen | Alan Mathews |
|---|---|---|---|---|---|
| 04/04/1994 | Australian Championships | WA | 10 | 272 | 441 |
| 15/03/1998 | Bunbury | WA | 4 | 407 | 413 |
| 26/04/1998 | Nedlands | WA | 4 | 404 | 282 |
| 12/07/1998 | WA Masters | WA | 5 | 419 | 456 |
| 14/03/1999 | Bunbury | WA | 2 | 344 | 488 |
| 11/03/2001 | Bunbury | WA | 4 | 408 | 406 |
| 30/09/2001 | Manjimup | WA | 4 | 378 | 364 |
| 24/03/2002 | WA Marathon | WA | 4 | 406 | 364 |
| 24/03/2002 | WA Marathon | WA | 7 | 365 | 402 |
| 28/07/2002 | WA Marathon 2 | WA | 1 | 293 | 432 |
| 28/07/2002 | WA Marathon 2 | WA | 10 | 321 | 368 |
| 10/08/2002 | Western Australian Masters | WA | 11 | 351 | 390 |
| 08/12/2002 | Marathon | WA | 2 | 333 | 383 |
| 08/12/2002 | Marathon | WA | 7 | 391 | 371 |
| 10/04/2005 | Nedlands | WA | 5 | 370 | 322 |
| 06/06/2005 | Western Australian Championships | WA | 9 | 470 | 282 |
| 06/06/2005 | Western Australian Championships | WA | 21 | 415 | 362 |
| 23/10/2005 | Rockingham | WA | 1 | 284 | 455 |
| 08/01/2006 | Summer Maximin | WA | 2 | 375 | 503 |
| 25/04/2006 | Anzac Maximin | WA | 5 | 423 | 419 |
| 06/07/2014 | JULY OPEN | WA | 3 | 502 | 386 |
| 11/01/2015 | TRIJAN | WA | 7 | 425 | 332 |
| 19/04/2015 | Yoof Fundraiser | WA | 5 | 403 | 348 |
| 21/08/2016 | COOGEE | WA | 2 | 459 | 317 |
| 18/09/2016 | Yoof September | WA | 1 | 333 | 455 |
| 04/02/2018 | Feb open | WA | 7 | 307 | 429 |
| 25/02/2018 | Feb RR | WA | 3 | 358 | 471 |
| 20/05/2018 | Melville | WA | 7 | 424 | 316 |
| 24/06/2018 | Bassendean | WA | 2 | 350 | 422 |
| 15/07/2018 | Bisection & AGM | WA | 6 | 410 | 423 |
| 07/10/2018 | Rockingham | WA | 2 | 383 | 407 |
| 28/10/2018 | Yoof Fundraiser | WA | 4 | 391 | 367 |
| 20/01/2019 | Jan Half PM | WA | 2 | 326 | 584 |
| 07/02/2019 | PERTH1 | WA | 2 | 451 | 280 |
| 04/04/2019 | PERTH 2 | WA | 3 | 446 | 381 |
| 19/05/2019 | Melville | WA | 3 | 312 | 424 |
| 04/07/2019 | PERTH #3 | WA | 4 | 395 | 316 |
| Head-to-head after 37 games | 18 | 19 | |||
| Average score | 381.19 | 393.54 | |||
| Spread | -457 | 457 | |||