| Tournament | Round | Elwyn Chalk | Henny Yates |
| 12.07.1998 WA Masters (WA) | 14 | 375 | 402 |
| 14.03.1999 Bunbury (WA) | 5 | 340 | 482 |
| 11.07.1999 Western Australian Masters (WA) | 6 | 301 | 408 |
| 05.02.2006 Fremantle (WA) | 7 | 357 | 408 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 343.25 | 425 | |
| Spread: | -327 | 327 | |