| Tournament | Round | Rob York | Shirley de Silva |
| 29.04.2018 Nunawading (VIC) | 3 | 373 | 348 |
| 21.07.2019 two ways (VIC) | 6 | 387 | 376 |
| 28.02.2021 Bil Rose Aestival 2021 (VIC) | 2 | 289 | 404 |
| 18.04.2021 NATS AFTERPARTY (VIC) | 7 | 337 | 424 |
| 04.07.2021 The Midwinter (VIC) | 6 | 270 | 447 |
| 15.05.2022 MAY TOURNAMENT (VIC) | 6 | 443 | 347 |
| 25.09.2022 Sunday Arvo Scrabble (VIC) | 3 | 342 | 413 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 348.71 | 394.14 | |
| Spread: | -318 | 318 | |