| Tournament | Round | Joan Rosenthal | Marie Knight |
| 05.10.1998 New South Wales Championships (NSW) | 2 | 375 | 479 |
| 05.04.1999 Australian Championships (NSW) | 15 | 288 | 509 |
| 01.08.1999 Winter Masters (NSW) | 13 | 369 | 386 |
| 04.10.1999 New South Wales Championships (NSW) | 2 | 361 | 333 |
| 04.10.1999 New South Wales Championships (NSW) | 20 | 382 | 369 |
| 04.10.1999 New South Wales Championships (NSW) | 22 | 449 | 386 |
| 30.01.2000 City of Sydney International Masters (NSW) | 14 | 365 | 288 |
| 02.10.2000 New South Wales Championships (NSW) | 15 | 438 | 386 |
| Head-to-head after 8 games | 5 | 3 | |
| Average score | 378.37 | 392 | |
| Spread: | -109 | 109 | |