| Tournament | Round | Diane Stoyan | Eilene Howarth |
| 17.04.1999 Knox-Gully (VIC) | 5 | 431 | 427 |
| 23.05.1999 Dandenong (VIC) | 4 | 407 | 282 |
| 09.04.2000 Western Suburbs (VIC) | 6 | 360 | 390 |
| 09.06.2001 Victorian Championships (VIC) | 11 | 387 | 313 |
| 18.05.2003 Dandenong (VIC) | 4 | 307 | 340 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 378.4 | 350.4 | |
| Spread: | 140 | -140 | |