| Tournament | Round | Anne Stewart | Howard Rayner |
| 17.02.2019 Feb Open (WA) | 4 | 244 | 526 |
| 05.03.2020 PERTH8 (WA) | 2 | 343 | 413 |
| 11.02.2024 February Bisection (WA) | 1 | 337 | 381 |
| 12.01.2025 January Open (WA) | 1 | 344 | 362 |
| 07.12.2025 Graham Bell Memorial (WA) | 5 | 332 | 414 |
| Head-to-head after 5 games | 0 | 5 | |
| Average score | 320 | 419.2 | |
| Spread: | -496 | 496 | |