| Tournament | Round | Margaret Sella | Rowena Vnuk |
| 29.12.2002 Xmas Leftovers (SA) | 5 | 398 | 348 |
| 12.03.2017 SA Championship (SA) | 15 | 403 | 320 |
| 18.02.2024 SA February (SA) | 3 | 372 | 429 |
| 02.02.2025 SA February (SA) | 5 | 305 | 395 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 369.5 | 373 | |
| Spread: | -14 | 14 | |