| Tournament | Round | Penny Wells | Sue Gergelifi |
| 17.04.1999 Central Coast - Wyong (NSW) | 5 | 467 | 345 |
| 27.01.2002 City of Sydney International Masters (NSW) | 17 | 329 | 371 |
| 21.07.2002 Winter Masters (NSW) | 13 | 348 | 410 |
| 17.08.2002 Revesby (NSW) | 5 | 395 | 359 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 384.75 | 371.25 | |
| Spread: | 54 | -54 | |