| Tournament | Round | Isabel Van Hoorn | David Baker |
| 21.03.1999 Prahran (VIC) | 6 | 440 | 319 |
| 15.10.2000 Frankston (VIC) | 5 | 407 | 330 |
| 19.11.2000 Geelong (VIC) | 6 | 336 | 358 |
| 22.04.2007 Melbourne Team Challenge (VIC) | 9 | 359 | 384 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 385.5 | 347.75 | |
| Spread: | 151 | -151 | |