| Tournament | Round | Natalie Tadday | Chris May |
| 04.10.2004 New South Wales Championships (NSW) | 1 | 363 | 526 |
| 26.02.2005 NSW Matchplay Qualifier (NSW) | 3 | 286 | 403 |
| 13.01.2020 Jan MONDAY EVENING (NSW) | 4 | 324 | 469 |
| 23.01.2021 CSIM (NSW) | 1 | 332 | 536 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 326.25 | 483.5 | |
| Spread: | -629 | 629 | |